OT-2026-000027944
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000027944) never changes.
Identity and time
| Publication number | OT-2026-000027944 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a6-7ea8-b9c6-344eadcf2963 · 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-2026-000027944 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fca74caac4515574a0a45dceea8381a8448552e5175cb5d9839fa6e8e44fdae |
|---|---|
| Markdown | 1e0b38a95a8a210908c7c86d1dbf32d338e203f0638c31a1374f910184838c1a |
| Publication page | ce388e6375f218d10f4205112b6b0df6a95fe8424b81de3787433f8b4a0a01e0 |
| Manifest | e4731ebc975846a2968e1356b5e701dfa4a5f12805b5ba81a16e39cb576b45da |
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 | fQhW3xl/DL5YmbeSR+HwCk6tP4S9ylC6m1NIAJsBNXk7xTbizxe2gje2MnvUhVE6E/f6Mqhe2m0WoYb4Lo8lCQ== |
| 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
| 2026-09-17T11:42:07.658065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027944observed ce388e6375f218d10f4205112b6b0df6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:07.640430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027944/manifest.jsonobserved e4731ebc975846a2968e1356b5e701df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.620042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027944/publication.mdobserved 1e0b38a95a8a210908c7c86d1dbf32d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.603016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027944/publication.txtobserved 3fca74caac4515574a0a45dceea8381a...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. |
|---|