OT-2026-000047451
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047451) never changes.
Identity and time
| Publication number | OT-2026-000047451 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-7476-8052-b3ff4d6c022b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89fe915e5f1245242b3fd5e0886babd839838daf7c533b4800da97aeb3f9df9e |
|---|---|
| Markdown | c1d47b199ec41936a4a821130436761c165cf1f8738ee588420729d6239ccfdc |
| Publication page | ebc0782b082881e167cd439d6f3e572f28c3771caf95798a53a3ca9328b8b725 |
| Manifest | 12da0b8ce9121ca2eef5fd904b363d18bfadd9f2772224adde55644adbb5fd09 |
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 | CVRZZo7r+3zjybglC61DDW7kkH9dc7yfNJHAdRfTEcZ/YbJgkpWg8Z1mY2iMuYfdpnllpoy15+5A2aghDTidBA== |
| 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
| 2026-09-17T11:06:28.863980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047451observed ebc0782b082881e167cd439d6f3e572f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:28.845615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047451/manifest.jsonobserved 12da0b8ce9121ca2eef5fd904b363d18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:28.826400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047451/publication.mdobserved c1d47b199ec41936a4a821130436761c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:28.809036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047451/publication.txtobserved 89fe915e5f1245242b3fd5e0886babd8...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. |
|---|