OT-2026-000028073
Publication integrity record
Two cup vacuum gripper, two 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-2026-000028073) never changes.
Identity and time
| Publication number | OT-2026-000028073 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-78b8-a10a-c2e191c681ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028073 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fe37a8ec9b0c8b97861a86653bf68117973e31e9d54678e8f28cfda4c04e607 |
|---|---|
| Markdown | 582699efff4c35f8031eb862861ddb76bb2704e6be0cc3529622a3722f1dc6e2 |
| Publication page | 0be494ca2ea0828a805924357a9ef7d744319ff61f8f3dba7d67937de65e7fa5 |
| Manifest | 3beb616dce6179142bf8c94e51c1a639b93bbc9bedf3aa5cac05456ef43f7cd4 |
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 | hv0NNrf9dLPreusSX04AQ/LHddqRkJEKwlmB7tNDkwPFD7gc1g26FM3vdBvKaU7FwULvRdtVmlAx9Sl40wuVCA== |
| 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
| 2026-09-17T11:42:24.781741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028073observed 0be494ca2ea0828a805924357a9ef7d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.763929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028073/manifest.jsonobserved 3beb616dce6179142bf8c94e51c1a639...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.748534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028073/publication.mdobserved 582699efff4c35f8031eb862861ddb76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.729485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028073/publication.txtobserved 9fe37a8ec9b0c8b97861a86653bf6811...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. |
|---|