OT-2026-000020878
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000020878) never changes.
Identity and time
| Publication number | OT-2026-000020878 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-73c5-89d1-a7339cb9d07a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020878 |
| Status | PUBLIC |
Content hashes
| Canonical text | 822cf85d0498420aaccee61779dd5de7a26fbe19e0cb1144528d3e9187f198c4 |
|---|---|
| Markdown | cc991f828695814c2b3518bd34d9790afb7e8793a9f9968daec24d71667c38e5 |
| Publication page | a9cbbed0385f0ca926d05678843b2fa57b8ddb98ddb5c4825681733a8e48f563 |
| Manifest | 9f458ff3097bc336c70285fb4f4a88ca6b338fc097612ec404bd47784a20e36e |
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 | J7b1emFcn6eI+w5uZAUf584u0t3xq4wy3hkj9hmqnTHyEiyNTJ/p4uPr4SQyOskuwBicc/rqtbQFtPL+FXWjDQ== |
| 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
| 2026-09-17T11:55:59.255478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020878observed a9cbbed0385f0ca926d05678843b2fa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:59.235791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020878/manifest.jsonobserved 9f458ff3097bc336c70285fb4f4a88ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.218320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020878/publication.mdobserved cc991f828695814c2b3518bd34d9790a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.200547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020878/publication.txtobserved 822cf85d0498420aaccee61779dd5de7...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. |
|---|