OT-2026-000054452
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000054452) never changes.
Identity and time
| Publication number | OT-2026-000054452 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1282-7c52-b54d-f7379d2edf91 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054452 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac8380d828d4e374c6770a15656436bdca609db821e172caa7a9a0b98f9dae3c |
|---|---|
| Markdown | 88900b425c4976a8a944b677c7ffdbbc85246e49d7cfbaa8d21fe0889cba8857 |
| Publication page | 3c35d3f50c0e5e46adf45fa0326fe64092075f95c61fb7119b83adf70f04e47c |
| Manifest | c5f6a462ee205eac60157574de4c6e2033dbbebc39264052bc1d0c13fa22c254 |
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 | 1mj5m4B4pMb+mDbdLM1ZlKfuVb47hdaCI9aWZy0MoY95+4y0NiLlarfCWwKelM3iJsU+Sc3OeXpFbtK9X3+5Aw== |
| 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
| 2026-09-17T10:53:26.465803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054452observed 3c35d3f50c0e5e46adf45fa0326fe640...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:26.449898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054452/manifest.jsonobserved c5f6a462ee205eac60157574de4c6e20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:26.433135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054452/publication.mdobserved 88900b425c4976a8a944b677c7ffdbbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:26.416436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054452/publication.txtobserved ac8380d828d4e374c6770a15656436bd...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. |
|---|