OT-2026-000072280
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072280) never changes.
Identity and time
| Publication number | OT-2026-000072280 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-7f66-b7f7-2caf149d7fa2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072280 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56daacab0b20d41e87a61eb40c3dc8bce4bc851a9486ba1511d6f76e56423c96 |
|---|---|
| Markdown | fcd71add29b066b57be70aafdffe6a59cef34e276186bfd93f61f5383a887dd9 |
| Publication page | e3f9516db5202e445d49207dda1aa0c120dd1f08690d0e55a9f996c4f263cb36 |
| Manifest | a91198ea6c9bb9c604bbe209366dbaa1fb56a5152a21cb8dbd60d2fa640caa65 |
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 | uSoB4d6hqkPcVPbB/uv7+/4482pbkWiFxHb84BqlO/yfyn5q7dqSjEYDF1RxXGec8UJIoRpOo3fs3l9a7nVKAg== |
| 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
| 2026-09-17T10:23:23.696163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072280observed e3f9516db5202e445d49207dda1aa0c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:23.678723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072280/manifest.jsonobserved a91198ea6c9bb9c604bbe209366dbaa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.660530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072280/publication.mdobserved fcd71add29b066b57be70aafdffe6a59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.640625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072280/publication.txtobserved 56daacab0b20d41e87a61eb40c3dc8bc...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. |
|---|