OT-2026-000028973
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000028973) never changes.
Identity and time
| Publication number | OT-2026-000028973 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-774b-9fc6-e3e9571f5e6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028973 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9d4269eb9ac7a27e9fb0bb67881599b4a8c42569a6941659f4acf4b7a131076 |
|---|---|
| Markdown | eacb7206f0621fa5b3f3cae286b5eb172e0241c701ac180937f8b301be365c24 |
| Publication page | b67e523de8139ffe87e64287204f94b775713517c6603acd96c01b4c548f609b |
| Manifest | 5508208532f4ecaa903434c81604e059b296f14f2bc0517b538810db2259a996 |
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 | RKazlcz/vbQ+Jq4/iGeKj9/cSdTeHx6s3S/1O3fe2reo7z+Mc1ibwOVHhktRdy6uvyhxBS3WP5nIPJHaN8f0AQ== |
| 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
| 2026-09-17T08:20:29.243500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028973observed b67e523de8139ffe87e64287204f94b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:29.225994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028973/manifest.jsonobserved 5508208532f4ecaa903434c81604e059...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:29.208932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028973/publication.mdobserved eacb7206f0621fa5b3f3cae286b5eb17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:29.191748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028973/publication.txtobserved d9d4269eb9ac7a27e9fb0bb67881599b...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. |
|---|