OT-2026-000054021
Publication integrity record
Two cup vacuum gripper, two 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-2026-000054021) never changes.
Identity and time
| Publication number | OT-2026-000054021 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-74bd-9750-c9d1b89769dc · 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-2026-000054021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e0059c14d347a6373863e4d8c4381caba89f3d4ce49edb95e9e9b7887cef77c |
|---|---|
| Markdown | 162ef7a3293073dc0d781d829b28549b69e830906319edb2a2867925f132c0c2 |
| Publication page | 8fc51f48bfeda52cfbc3dedbf80f944b77a7459566482b38050933bdc7ad9b5d |
| Manifest | 72c3dc4b91f0331cb87006d33504c1eca26e6c9c399425fa9f63ef7a4e4ba337 |
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 | 6MWDpwLLaGysq3QRgwugR+LJO7856zPZVJdEAeDlQs+15+pTwdViRgbxUoDxEIa2uuykutrtNPge18zl9zQABA== |
| 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
| 2026-09-17T10:54:22.802163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054021observed 8fc51f48bfeda52cfbc3dedbf80f944b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:22.771632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054021/manifest.jsonobserved 72c3dc4b91f0331cb87006d33504c1ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:22.740872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054021/publication.mdobserved 162ef7a3293073dc0d781d829b28549b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:22.704701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054021/publication.txtobserved 6e0059c14d347a6373863e4d8c4381ca...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. |
|---|