OT-2026-000072853
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump 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-2026-000072853) never changes.
Identity and time
| Publication number | OT-2026-000072853 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-755d-8341-43c23ef3f6aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072853 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1240cd7dcd27f4bc6001a65f2b73bd29ed7aec35220ece2772de89da4a6804d6 |
|---|---|
| Markdown | 8ed76454776ed1d219bb11a3adb0e1d0cac3338bd18c15be339b6087653ef55c |
| Publication page | 8e1858fb846fce3a1ea27bc408f9c81b8258300787cade672d1a5afbdd697838 |
| Manifest | 5237537c10c9c975fbd697dee8144aa828757b9de3664801835a351a7a8388c1 |
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 | YO8MwUvU8K7BJBoVctPr1+qZRp1ZL2d7TaTwxR8BlNZhIkGeAgyoH5BtGqC3Li8ONC2CHU8g8N9mlM26uchKAQ== |
| 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
| 2026-09-17T10:22:46.579492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072853observed 8e1858fb846fce3a1ea27bc408f9c81b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:46.561829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072853/manifest.jsonobserved 5237537c10c9c975fbd697dee8144aa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:46.542357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072853/publication.mdobserved 8ed76454776ed1d219bb11a3adb0e1d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:46.523539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072853/publication.txtobserved 1240cd7dcd27f4bc6001a65f2b73bd29...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. |
|---|