OT-2026-000055271
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000055271) never changes.
Identity and time
| Publication number | OT-2026-000055271 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a100-7ce5-8f60-2cee327b0d00 · 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-2026-000055271 |
| Status | PUBLIC |
Content hashes
| Canonical text | aaf7dbdb9bf026fcdc663f6ec665a4a32b3d5caf333a67cba7accff7a00d7fe7 |
|---|---|
| Markdown | 149f8408856a86d2e5d1d18cf3c9e10054e17ed795570799eb86314c6b91db48 |
| Publication page | 7635ff1ddcf828ba80e7b38b207f30a1aaf60472913e9a213f3c10793107e188 |
| Manifest | de829d48d5d498b54df81cb92ce5030a3f8bd004c5de22744c06e632aaaf5a76 |
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 | S0yxIDNVL2xzeSN2vrJ3ihtC0ot5qI7kC8WBhdNJ5+frGcburNVrO68niTne6Eg538O6e51S7lMfm8AMAMKDCg== |
| 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
| 2026-09-17T10:51:51.793826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055271observed 7635ff1ddcf828ba80e7b38b207f30a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:51.776762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055271/manifest.jsonobserved de829d48d5d498b54df81cb92ce5030a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:51.736409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055271/publication.mdobserved 149f8408856a86d2e5d1d18cf3c9e100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:51.692508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055271/publication.txtobserved aaf7dbdb9bf026fcdc663f6ec665a4a3...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. |
|---|