OT-2026-000078026
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000078026) never changes.
Identity and time
| Publication number | OT-2026-000078026 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2f44-7c59-a0ee-0f6614602b63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078026 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb9c90a708c85da41323c97945c4f4ef79406392cb9d4951e43f4d4864e60cd9 |
|---|---|
| Markdown | ed1f90a6063ef6fd7c2b1c9c6d6780d2518c80b580f45674176548139b1d6f50 |
| Publication page | 575f1e4cbe2f92ba93fc0edf5e420bd1684fa815b5b6def5007e01379c2e66ca |
| Manifest | bbc434a2186508a438b0eb3a6e396d88f00ae80b6cd4e1d1ee65fc8cba03ce51 |
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 | dGD142LitgzXB3ps2VQYx4FAlbFWv2ba/iDNqSBaznw/6UDdSyWc3/N13psrJ7BVJ1aeN96BNfxGAvPP2gGpAw== |
| 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
| 2026-09-17T10:07:00.513704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078026observed 575f1e4cbe2f92ba93fc0edf5e420bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:00.494697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078026/manifest.jsonobserved bbc434a2186508a438b0eb3a6e396d88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:00.475261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078026/publication.mdobserved ed1f90a6063ef6fd7c2b1c9c6d6780d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:00.455085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078026/publication.txtobserved bb9c90a708c85da41323c97945c4f4ef...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. |
|---|