OT-2026-000025577
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000025577) never changes.
Identity and time
| Publication number | OT-2026-000025577 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa8-76b4-be90-2eb86aa35ad3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025577 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9a3c1ef6d98d6f92ec94a2e3b856b3003c43c5459f7ff7552d945aa22b2828d |
|---|---|
| Markdown | 56ad34ffeeea701875127e246c3aa79fdec196557dac4e738451c9ddb0cd0b6e |
| Publication page | c0877759b5039d1a10b094d0b4270dc930eab8cfa08e7ece4e0629f260ac1e27 |
| Manifest | 6799de96c3c7a9f3bb63c3ae8205aa233f74ec2d32917916e69af2b44081386b |
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 | Y9+4yXODEnoV/Af62CUH+rJ0fBEa9T0+ZtKzsSmXrXApFHN85OJUDzt09y81owaAaEFNhtsII8w3YHy+ZNOBBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:47:44.507042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025577observed c0877759b5039d1a10b094d0b4270dc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:47:44.488233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025577/manifest.jsonobserved 6799de96c3c7a9f3bb63c3ae8205aa23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:44.467243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025577/publication.mdobserved 56ad34ffeeea701875127e246c3aa79f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:44.448622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025577/publication.txtobserved a9a3c1ef6d98d6f92ec94a2e3b856b30...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. |
|---|