OT-2026-000056043
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000056043) never changes.
Identity and time
| Publication number | OT-2026-000056043 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-72a5-ad86-69f6be7d6eb6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056043 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27f89ac069a8089f17fb7877cfc987067d328b251ca584dea7c435efd7f68b38 |
|---|---|
| Markdown | 0ca82b41a2742be6dafcfc593e4f3e3edacd10cebba5faff0cad336338983df3 |
| Publication page | d661885233873d96d90ec7f7c2bcd71e9e39adf2cf279ad7f394d3ef62bf34ac |
| Manifest | fc97e203f72bc9a387320df3fb20602679b7065982292295818f5ddeb5b6d604 |
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 | dZ1ZptxxofYZvpuPnuLRPktIm0KpEtEy6tHm2nEJv1H97Y/rYt58JJEdJv15N+TkRazeXCxnYW4/ENud+BhAAQ== |
| 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
| 2026-09-17T10:51:34.517015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056043observed d661885233873d96d90ec7f7c2bcd71e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:34.499746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056043/manifest.jsonobserved fc97e203f72bc9a387320df3fb206026...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.481961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056043/publication.mdobserved 0ca82b41a2742be6dafcfc593e4f3e3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.464409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056043/publication.txtobserved 27f89ac069a8089f17fb7877cfc98706...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. |
|---|