OT-2026-000054149
Publication integrity record
Three cup vacuum gripper, three 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-2026-000054149) never changes.
Identity and time
| Publication number | OT-2026-000054149 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-78d2-b60d-5b0a12af6108 · 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-2026-000054149 |
| Status | PUBLIC |
Content hashes
| Canonical text | 403e940df2ac1042c1dc3a339d6d3dd80393f8dd2c122ffc56c91b7e680c849c |
|---|---|
| Markdown | 48ca4fd4f39f750c0398b2849a1e035342afba86582f56f74002acfdb3290f13 |
| Publication page | ca54aaff691c7d0e4f8b95f9b347c61d56f7eabde2b375ab58099cddb276f975 |
| Manifest | 2b4cd5cf42a9a4a2a52f9f2b8d452604baabab2aefeac2783099f738b44c4965 |
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 | FVs1+v0DKepC/es/a6O/03Nn3gxPUwNYG3uGQjzdiqgJc0bVMlOmIkUxAjjhcyvlN32WYpWeG5MqI6+8QWgSAA== |
| 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
| 2026-09-17T10:54:35.372768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054149observed ca54aaff691c7d0e4f8b95f9b347c61d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:35.356688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054149/manifest.jsonobserved 2b4cd5cf42a9a4a2a52f9f2b8d452604...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.339120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054149/publication.mdobserved 48ca4fd4f39f750c0398b2849a1e0353...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.322752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054149/publication.txtobserved 403e940df2ac1042c1dc3a339d6d3dd8...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. |
|---|