OT-2026-000054269
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000054269) never changes.
Identity and time
| Publication number | OT-2026-000054269 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7789-ab45-d01029d6394a · 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-2026-000054269 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4a29ab5eaa265fd33c7f48f69b3e709370e17b3c8f970568ab1f4f7e39857a4 |
|---|---|
| Markdown | 8f37c149bd2debd4b4635aa4b78dfa281705b2be85ec1236a0ce93cef9f56d6d |
| Publication page | a63266bc71c4f81773f646a483cba91d44a9fba14f067e1733439e0cc4e38251 |
| Manifest | 56ec7dc3d48cf6db043a28bbe2da5df9e7340d2ce3b5e540efe401cc96d242e0 |
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 | SXQID7HWvbWLY8QussuMcECZteym9Q6SNFWLAMZ5d0c+WTFvLCesj/PrpgV9OZLFKvp/PICQqnyvu2I093U5BQ== |
| 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
| 2026-09-17T10:54:45.667408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054269observed a63266bc71c4f81773f646a483cba91d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:45.650551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054269/manifest.jsonobserved 56ec7dc3d48cf6db043a28bbe2da5df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:45.631855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054269/publication.mdobserved 8f37c149bd2debd4b4635aa4b78dfa28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:45.613476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054269/publication.txtobserved f4a29ab5eaa265fd33c7f48f69b3e709...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. |
|---|