OT-2026-000054308
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000054308) never changes.
Identity and time
| Publication number | OT-2026-000054308 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-785d-b779-a567c556f0de · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054308 |
| Status | PUBLIC |
Content hashes
| Canonical text | a661eff13d0fec6ca517ef77fcd2604fd221bf4a5c46b820c3a891969078ecdf |
|---|---|
| Markdown | 49e2cfbcc903bf6e08f18a276d890c1101ba5a2a41ad49d3d6c3f5cddf16e349 |
| Publication page | ad106e38d7ce97776a49ec0bbb8ada64d1a288ed89ed5625cc26bd40611116de |
| Manifest | 3bf86e59341246f565d91a06c97797d9f0ae706d2abec5120a4589087e1b4720 |
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 | LTZi2EwVw1ob1wjDeGzMBMiCxk1UJev7SZC9OX5HaBqRoCyclo/BBHyLpQwfR5XpqTPW9/vqVwEUImL81OTiCw== |
| 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
| 2026-09-17T10:54:48.777606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054308observed ad106e38d7ce97776a49ec0bbb8ada64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:48.755015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054308/manifest.jsonobserved 3bf86e59341246f565d91a06c97797d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:48.735223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054308/publication.mdobserved 49e2cfbcc903bf6e08f18a276d890c11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:48.714974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054308/publication.txtobserved a661eff13d0fec6ca517ef77fcd2604f...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. |
|---|