OT-2026-000027972
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000027972) never changes.
Identity and time
| Publication number | OT-2026-000027972 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-700e-b773-bcfa1a0b8377 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027972 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2285d8db0ea94974dbc17857b725730a5fed226702fbe7c24dd09a68d4c9c1ad |
|---|---|
| Markdown | 640916e348718f38e2cbffd76ba60ce6cc3b6fc545d58438ad966b694fe8802b |
| Publication page | 68a2949d25ac819800d011b204b1d95efac020cd9e9464b3bd388bc0add5b19f |
| Manifest | 0e0fef7446b207e95b8969a49c9e930365ab240e619f0fd2dde7b4bab327226e |
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 | VWTvRyREeCwDcGBWfo+sr74034oLm/1XxCifwZG5jbu8t6J/Rk3htruCqxDsC4uCfVnZdFJZGkpNXqBFPEyvCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:10.124183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027972observed 68a2949d25ac819800d011b204b1d95e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:10.109158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027972/manifest.jsonobserved 0e0fef7446b207e95b8969a49c9e9303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:10.093756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027972/publication.mdobserved 640916e348718f38e2cbffd76ba60ce6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:10.076085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027972/publication.txtobserved 2285d8db0ea94974dbc17857b725730a...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. |
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