OT-2026-000072254
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000072254) never changes.
Identity and time
| Publication number | OT-2026-000072254 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7a3d-a872-03d5a70cad70 · 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-2026-000072254 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c7b0808491e297acbd9586dc1d505c6e29039e3b9f7aadd3569b080b44ed180 |
|---|---|
| Markdown | e4f459f8f0c1bce5e49d7872053808a396f9b01ae8f2b5ea2e6fe9a35bf7c4a7 |
| Publication page | 0c22849ae10af91d5215b7b41f1e250e5c86b2a96898136fdd10e37beea6ad8d |
| Manifest | f7592ddcc0c6327a14e8c5d0a05b6cdf9f6095c88fc7ee7e09e6d7d59e84659c |
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 | nzrKFOtmWSLeLaFQTk9BCeWPDhOv4MpppWz9JTOh/E6vpWC4hFa3Gl01ool5xJXx01ACQLebdfgiYkCD+puvBw== |
| 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
| 2026-09-17T10:23:21.851411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072254observed 0c22849ae10af91d5215b7b41f1e250e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:21.835225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072254/manifest.jsonobserved f7592ddcc0c6327a14e8c5d0a05b6cdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:21.817577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072254/publication.mdobserved e4f459f8f0c1bce5e49d7872053808a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:21.801668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072254/publication.txtobserved 5c7b0808491e297acbd9586dc1d505c6...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. |
|---|