OT-2026-000052909
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, vented before set-down
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-2026-000052909) never changes.
Identity and time
| Publication number | OT-2026-000052909 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-70e3-991b-f94461316ccd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052909 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b72719ad4938c2d141a99758a57f6b7709c03125c9279943abd2b78da59c99e |
|---|---|
| Markdown | 937a5c289821da451bade9496ecad1ac181d380913c64081bdfb4679e5323429 |
| Publication page | 1b4510ec8278610dddd1a141be0ee1727167c907c8cd881517cea42aa2abb830 |
| Manifest | 142dfe02cb5113b392c8ff89cf68cbf7d8f462d53a04539700fba73e6466df93 |
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 | ZA9m6emwHLMGEfMsdcHuf08waP7iKHmdmbsEkt4JYec7gA6B/Kr9btP1V/TfgfZU8mxKlvcdf01sIwfDrG/sCA== |
| 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
| 2026-09-17T10:56:33.160940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052909observed 1b4510ec8278610dddd1a141be0ee172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:33.142633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052909/manifest.jsonobserved 142dfe02cb5113b392c8ff89cf68cbf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:33.125973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052909/publication.mdobserved 937a5c289821da451bade9496ecad1ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:33.107632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052909/publication.txtobserved 0b72719ad4938c2d141a99758a57f6b7...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. |
|---|