OT-2026-000089663
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000089663) never changes.
Identity and time
| Publication number | OT-2026-000089663 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7915-a531-f65142e4c2d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089663 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8afb3703fd2e6559d3ffcde25453902f758a1995d15be92b4e7afab6b603c33a |
|---|---|
| Markdown | 77dc860d593b287f5562598926ac0e5d7326d124b85ca835546da879676bc827 |
| Publication page | b05d6aca9a9ce7ca1c9f9ca926b8475020dd68039d03327ff0afea98d51fe725 |
| Manifest | c452aaf3a5addf5430a8d44985eabffd36a0fa72c169f90f8e01167051602b64 |
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 | +xf7jikYlbpOtuJGkO7tlIxWdaBj6JQV/ZdWfzQSo4zAjaPe9D2kog/xEDoH6dpUF48W3w1geo35ir0MYHcCBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-27T04:23:57.278046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663observed b05d6aca9a9ce7ca1c9f9ca926b84750...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T04:23:57.256340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/manifest.jsonobserved c452aaf3a5addf5430a8d44985eabffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:23:57.241814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/publication.mdobserved 77dc860d593b287f5562598926ac0e5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:23:57.220225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/publication.txtobserved 8afb3703fd2e6559d3ffcde25453902f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:54.828627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663observed b05d6aca9a9ce7ca1c9f9ca926b84750...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:54.749919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/manifest.jsonobserved c452aaf3a5addf5430a8d44985eabffd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:54.675814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/publication.mdobserved 77dc860d593b287f5562598926ac0e5d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:54.507423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089663/publication.txtobserved 8afb3703fd2e6559d3ffcde25453902f...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 |
|---|