OT-2026-000018856
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000018856) never changes.
Identity and time
| Publication number | OT-2026-000018856 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-738d-8be4-7feba3003895 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018856 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12ae992390686b2df5507888678ac91b339647f822cdb7af130b2d93235c43b9 |
|---|---|
| Markdown | fea37e5ffe71f200d1840b965fa1163af0cc7d1c7b975dd58f23ad20b6578a1b |
| Publication page | c8e04125333cc370c576148088fd340fe0f3e73e8af05f0d5b6c83a24b2080a3 |
| Manifest | b2cef839b7d0b8da6b57e1af89f5b8acbc6021a8db49f4062f3b26fef6b24c65 |
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 | aBvi0r1tNUb98KqsNgq7IhgSb6Kbp+uYthazeMQFmLsLThdNuMK2B91VFmIH0vzPB71QzRofO7GROFwYpdDEDg== |
| 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
| 2026-09-17T11:59:29.912796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018856observed c8e04125333cc370c576148088fd340f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:29.893611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018856/manifest.jsonobserved b2cef839b7d0b8da6b57e1af89f5b8ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.873575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018856/publication.mdobserved fea37e5ffe71f200d1840b965fa1163a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.854620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018856/publication.txtobserved 12ae992390686b2df5507888678ac91b...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. |
|---|