OT-2026-000029438
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000029438) never changes.
Identity and time
| Publication number | OT-2026-000029438 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7fe6-9917-b7ac28cc7f49 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029438 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad5876b538840d6104c434a96b43c4c6f8a6844e205446f5a1f51ccbce8e1b76 |
|---|---|
| Markdown | 9d7b7bfefb6f632c004430ffb7a18a136a7cdf1febe95a6a53cbf12efb070db9 |
| Publication page | 0ad022426aae541321d5b5f0bfd3c3b42869cbda1d49137a0d6cae65937d5e1c |
| Manifest | b569ee2c84aa3c7f0722bfd7e0d6c73269a061a021292b8c328c588bf95fd369 |
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 | 1uufvZU1OYeWEPgdxvGZ86HhWcsJRjNS/xrJjmvySAg0L9x2fF7Cx/FpPjQ/dpZMY+1G/OY+3mCR0ts/orINDA== |
| 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
| 2026-09-17T11:39:03.155394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029438observed 0ad022426aae541321d5b5f0bfd3c3b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:03.134961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029438/manifest.jsonobserved b569ee2c84aa3c7f0722bfd7e0d6c732...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.117698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029438/publication.mdobserved 9d7b7bfefb6f632c004430ffb7a18a13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.099613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029438/publication.txtobserved ad5876b538840d6104c434a96b43c4c6...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. |
|---|