OT-2026-000055705
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000055705) never changes.
Identity and time
| Publication number | OT-2026-000055705 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-76dd-941d-1528801ea956 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055705 |
| Status | PUBLIC |
Content hashes
| Canonical text | 714f0d03242c1bd90d428d172b058a1579974e0e98c817ad29756e7f6d92caba |
|---|---|
| Markdown | 37fde10e782ae2c47c125e7b906a1a4d8c13f69241ab07ffc5daaab669098d81 |
| Publication page | 090caa42fd414ae119771c769f1257208b3829b0820a48999dd95f2cee827be5 |
| Manifest | f3d93da0a326f279969ce21e854a977e20c504d129346c9bb882e5166fa3b560 |
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 | YQhlvsiBlVCsV4EtqQsJXgmHI7c0hOpalkGZIWhplZ2J8kkqoWam0Nx7XhV+h2LFoifQGA3fYyHOgjwngW3GAg== |
| 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
| 2026-10-28T08:41:11.426984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705observed 090caa42fd414ae119771c769f125720...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T08:41:11.348370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/manifest.jsonobserved f3d93da0a326f279969ce21e854a977e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:11.254044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/publication.mdobserved 37fde10e782ae2c47c125e7b906a1a4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T08:41:11.109344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/publication.txtobserved 714f0d03242c1bd90d428d172b058a15...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:04.845297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705observed 090caa42fd414ae119771c769f125720...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:04.766055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/manifest.jsonobserved f3d93da0a326f279969ce21e854a977e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:04.719180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/publication.mdobserved 37fde10e782ae2c47c125e7b906a1a4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:04.621071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055705/publication.txtobserved 714f0d03242c1bd90d428d172b058a15...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 |
|---|