OT-2026-000073188
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000073188) never changes.
Identity and time
| Publication number | OT-2026-000073188 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb6-734a-b5c9-39bcf7b1fea8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073188 |
| Status | PUBLIC |
Content hashes
| Canonical text | b999ec4ef5c27ba4d9c1f090c0dbe5df6f61fb651e7d37dcc21f4c6f3394c3f4 |
|---|---|
| Markdown | 7f6d2f784e8d0c0bde904903bc8c00c9754a3a636ff3343aff1b20330ae001f4 |
| Publication page | 4dc8308ae59c4f0dc6c5a70d85e7af1d6fb20c3ee8fea784e755e399126f12f3 |
| Manifest | 2e2af5bd7a5f52aa66e84f5d26a7f95e88cacff1dead0092f8370ee16283700c |
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 | vgJCnWFlk4tqEZUVNRPnvD6qoOBNAOJpJ3M4ioxL8yPxF1Y3etYsje3DmmQVcq3WZpIi1vuM8njE5Bu1bL8MDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:08.691332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073188observed 4dc8308ae59c4f0dc6c5a70d85e7af1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:08.672631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073188/manifest.jsonobserved 2e2af5bd7a5f52aa66e84f5d26a7f95e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:08.654843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073188/publication.mdobserved 7f6d2f784e8d0c0bde904903bc8c00c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:08.636857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073188/publication.txtobserved b999ec4ef5c27ba4d9c1f090c0dbe5df...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. |
|---|