OT-2026-000028711
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000028711) never changes.
Identity and time
| Publication number | OT-2026-000028711 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7e49-8ccf-50a8ae959a59 · 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-2026-000028711 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85eb9a3377ac59f38023bed07fb9da1ddb82c818463c815107c2c3652eaac745 |
|---|---|
| Markdown | 99d1f3d9119d17abf8f4f1c93f4c2f45593b5ae0be03c2691b9e53c774fa3ec8 |
| Publication page | 52e9cfc520e63ce2fc97c21f19a195bee0197d68c4e686430f4b305108551080 |
| Manifest | d75be6e209fdea9cdf621287327fb603ac9146415ca7988cf7bd4934951b3911 |
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 | SXfVhNswtkxMVxFZgwokfNttRPQZhQg4MdHGS5UYBnqHbe7kGSbEuPYp1ohBl3BQEyu8MmYT+ZTiI35r9c9ABg== |
| 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
| 2026-09-17T11:41:42.820700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028711observed 52e9cfc520e63ce2fc97c21f19a195be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:42.798208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028711/manifest.jsonobserved d75be6e209fdea9cdf621287327fb603...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:42.774271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028711/publication.mdobserved 99d1f3d9119d17abf8f4f1c93f4c2f45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:42.753192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028711/publication.txtobserved 85eb9a3377ac59f38023bed07fb9da1d...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. |
|---|