OT-2026-000081746
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000081746) never changes.
Identity and time
| Publication number | OT-2026-000081746 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f74-73d2-86cd-a7b2f41aaf9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081746 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8a921e18f60b9a5df3db978c19161821873185045b5ec7680a88ef8558144e2 |
|---|---|
| Markdown | 37869a2ce645fe72170c0fb29a452a33450720a295f206b38553ade7b153102b |
| Publication page | 49b3358239b1656b404b47660ecbcc5dd32e39e0d53059c233f59a86869788ab |
| Manifest | 239dae63e3e9219642f2e26b3c0df606a918b29ca7bcb73de5769b4bb0a3aac7 |
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 | l2Dya0yxPN0GbvLclGU4KJ+Pr8ftq+tb71pD/lBDn/lMSkj5v1AkU6J/02bpsALbFv/xxbM5k2bqlz+SOPc3Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:59:49.841078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081746observed 49b3358239b1656b404b47660ecbcc5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:49.823752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081746/manifest.jsonobserved 239dae63e3e9219642f2e26b3c0df606...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:49.804961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081746/publication.mdobserved 37869a2ce645fe72170c0fb29a452a33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:49.784513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081746/publication.txtobserved d8a921e18f60b9a5df3db978c1916182...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. |
|---|