OT-2026-000006516
Publication integrity record
Porous face vacuum gripper, two zone face, pump fed, vented before set down, open cell
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-2026-000006516) never changes.
Identity and time
| Publication number | OT-2026-000006516 · never reused |
|---|---|
| Internal UUID | 01a0a95d-f331-74d2-bc0b-3209d15341ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:38:21.748105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006516 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd9a796c6ecf3f68e813f23f94a3da5d0e952a40686abae8e472037514adfe68 |
|---|---|
| Markdown | c0b9e7dee8002e19a8fc31d3ec5034fcbeec8befe42755ac224727ada5913f07 |
| Publication page | 08e2077a432577e71b9c511e5e083ac7684a7d2c656b0f5594d1469f09c8db53 |
| Manifest | a28942d386abafc4b01270574defa01fbae414f0371e8da9ac405966030899bf |
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 | 7yur/eAoxwrB4p56uVpUFaoGtWzbdzxan4RvPvfpy4qdtcmFjrdoKUzCyAJRrfYcj1qWotjo3bcPfO8gXT1tAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:08.382320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006516observed 08e2077a432577e71b9c511e5e083ac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:08.242766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006516/manifest.jsonobserved a28942d386abafc4b01270574defa01f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:08.228910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006516/publication.mdobserved c0b9e7dee8002e19a8fc31d3ec5034fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:08.213268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006516/publication.txtobserved bd9a796c6ecf3f68e813f23f94a3da5d...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. |
|---|