OT-2026-000028494
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000028494) never changes.
Identity and time
| Publication number | OT-2026-000028494 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7a72-8a04-be951b7910c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028494 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8972161c932689f175eece1aba9e9a89b29ac8e557be8b4c89c4c7659635dbbd |
|---|---|
| Markdown | adf6232e7e6475f3efadf1e0aeb5c50075cbe48c26bc45d803993ef8924b1d20 |
| Publication page | 5bd1027bbf782ebd58a0229bf92a16ea570c3de4ede822884473782bf9b74f38 |
| Manifest | f4cbcd6ee2fa6da9626e06a567ad1354253b6fa617d2e2453bca2fb88099939a |
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 | P+dERjTpg51Gz5DlNSx1ifdVIkcAmy9/nhE65byHuy5YRT79Fo8hM+YbpzdGB9lg4D0PkJf7Icm3/AX+Jy8SDw== |
| 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
| 2026-09-17T11:40:45.243315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028494observed 5bd1027bbf782ebd58a0229bf92a16ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:45.226312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028494/manifest.jsonobserved f4cbcd6ee2fa6da9626e06a567ad1354...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.206121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028494/publication.mdobserved adf6232e7e6475f3efadf1e0aeb5c500...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.188453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028494/publication.txtobserved 8972161c932689f175eece1aba9e9a89...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. |
|---|