OT-2026-000074681
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074681) never changes.
Identity and time
| Publication number | OT-2026-000074681 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7d5f-b897-9dee5db9f6d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074681 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29aba6b554f9c90f61599abcbb8134a6ec6987e380fd0e3d74e6a74548eed14b |
|---|---|
| Markdown | 6a86091d79036bf19b2682a226ad4905d0f19a18bd2f32cc331190c0aeddc3cf |
| Publication page | a0fb15ae94bdb7e3e232ce7a4291c6432182ae083f7d0fddf869dbdb3f82406b |
| Manifest | ae43e9c5317b198cd79190ea43575484467ee135c9f03b93189e3b0602879685 |
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 | hc5LwH1ZLOpuABoGX6Jshg1Xvjg12uPDSfK/bjh+XX5K14GMB7DUesOHLdUt8ywhSjBY5XdlmiJC5Ejac258Bg== |
| 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
| 2026-09-17T10:18:15.925953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074681observed a0fb15ae94bdb7e3e232ce7a4291c643...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:15.909198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074681/manifest.jsonobserved ae43e9c5317b198cd79190ea43575484...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:15.891496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074681/publication.mdobserved 6a86091d79036bf19b2682a226ad4905...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:15.870592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074681/publication.txtobserved 29aba6b554f9c90f61599abcbb8134a6...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|