OT-2026-000055499
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000055499) never changes.
Identity and time
| Publication number | OT-2026-000055499 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-78c1-80b7-a17e0f58097b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055499 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe28fad26cec445fe49f7a4910eba17717ef79346f053c70b6c4be889379e26d |
|---|---|
| Markdown | b48a4230f3df27f772ef6aa692652efe7731743497ef675fa05e4caf89c6125d |
| Publication page | 9a84379152c86f6343b8b74e48e546809819313ee3a52c8e27861a5e9491ce86 |
| Manifest | 9cddd83561a1f00ea4a1c8101724b27fd5cbac4a0b4e8a6628d5522b2ba0b59c |
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 | Al87z/3zvxxsXqoPLoQaSMiKhWaGtMb3bRKp6HlUULzSAIJRW9HI8khNuuoCojBw5Hnan64pmO8INxaZoBKvDA== |
| 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
| 2026-09-17T10:52:10.171089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055499observed 9a84379152c86f6343b8b74e48e54680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:10.152193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055499/manifest.jsonobserved 9cddd83561a1f00ea4a1c8101724b27f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:10.134549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055499/publication.mdobserved b48a4230f3df27f772ef6aa692652efe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:10.117839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055499/publication.txtobserved fe28fad26cec445fe49f7a4910eba177...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. |
|---|