OT-2026-000054808
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000054808) never changes.
Identity and time
| Publication number | OT-2026-000054808 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-79cb-83dd-35462d6d134f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054808 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6bc745636fbaafe6bd2e45b131c344333d0086818027888c3cf047249cff52a |
|---|---|
| Markdown | ed7bb78a92b2330fe7241c8399c0175a2eeebf14f859eaeb0ea1f5ebddcbfd16 |
| Publication page | e869a6d52afd9fdfadf7b2af425e90fa3794b697d4631388ab2c306ff1f8932d |
| Manifest | ee34d6d1879b64193953be1b081bfcb3a030c4455ddf97caf94e34e9e95d49f9 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | nlZuVbB2UEeV5F2vAXDkJYMQFajWX4riQq/sDEpfeoZIThO6b+gQPUdQdDBqekE0ZggDUwaxK2kQBrwN9WhsCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-16T12:41:20.695016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808observed e869a6d52afd9fdfadf7b2af425e90fa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T12:41:20.645234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/manifest.jsonobserved ee34d6d1879b64193953be1b081bfcb3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:20.590598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/publication.mdobserved ed7bb78a92b2330fe7241c8399c0175a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T12:41:20.484348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/publication.txtobserved c6bc745636fbaafe6bd2e45b131c3443...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:40.650790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808observed e869a6d52afd9fdfadf7b2af425e90fa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:40.588632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/manifest.jsonobserved ee34d6d1879b64193953be1b081bfcb3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:40.518160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/publication.mdobserved ed7bb78a92b2330fe7241c8399c0175a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:40.446284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054808/publication.txtobserved c6bc745636fbaafe6bd2e45b131c3443...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|