OT-2026-000075020
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000075020) never changes.
Identity and time
| Publication number | OT-2026-000075020 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7de7-a73d-afed3c7b77c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399f738bfb42ec14b40e33e8fbca298ccc50a58e0e25fb97a56939d0b693da4f |
|---|---|
| Markdown | 7fcc82ef7b495f17f1db52f2927aa6a931b0f6f86fd3ac8a0a64def12a3fbfee |
| Publication page | 99f1b73722a277db205cc0f933c08432dbcf1d7cfd481acfe7b06484cb6907a1 |
| Manifest | 0808625c963dce13945de611373ef2e6a27b7eddfd43acc6b8a53967d8425281 |
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 | X3wQWcEItoW11cJ3AjlBUDHPeuZEb/jfX+FgkufoXOxMuNtF1QKrRYa1fKZ7mQFEK+11ou/Zh/7EJe7lW7dICg== |
| 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
| 2026-09-17T10:18:49.954480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075020observed 99f1b73722a277db205cc0f933c08432...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:49.937879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075020/manifest.jsonobserved 0808625c963dce13945de611373ef2e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.921819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075020/publication.mdobserved 7fcc82ef7b495f17f1db52f2927aa6a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.904388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075020/publication.txtobserved 399f738bfb42ec14b40e33e8fbca298c...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. |
|---|