OT-2026-000030172
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off before set-down
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-2026-000030172) never changes.
Identity and time
| Publication number | OT-2026-000030172 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7418-ac83-f012f9bf8cbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52841311528130d98633d7a9a2a2e2e1db83b6764c99ff674a476de5896d1c0b |
|---|---|
| Markdown | d760a77fe3ee378ec0f61bfbe41bcb049bba54787b41e4c4c883cc89dd82e994 |
| Publication page | f7bc32c9a7f2839f29aca606af90d62d65a6bf28fe708b1ac0bea0629c73566a |
| Manifest | 76aeb61dfbecb4ffd19966a523ec6c7f7310bea6d55e36d0eff1c065d2f274b9 |
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 | +cYQ6fZ11hZ6foK6Ni+RvfknlpCTqKZ66UVPO+pUjkaFIe7UvsmAQ+mAiT48VaGV8CCDRIs7hgNTAglKyGhdDw== |
| 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
| 2026-09-17T12:41:11.122285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172observed f7bc32c9a7f2839f29aca606af90d62d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:41:10.926343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/manifest.jsonobserved 76aeb61dfbecb4ffd19966a523ec6c7f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:10.597223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/publication.mdobserved d760a77fe3ee378ec0f61bfbe41bcb04...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:10.345663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/publication.txtobserved 52841311528130d98633d7a9a2a2e2e1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.991156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172observed f7bc32c9a7f2839f29aca606af90d62d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.973754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/manifest.jsonobserved 76aeb61dfbecb4ffd19966a523ec6c7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.955857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/publication.mdobserved d760a77fe3ee378ec0f61bfbe41bcb04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.934515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030172/publication.txtobserved 52841311528130d98633d7a9a2a2e2e1...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. |
|---|