OT-2026-000089475
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000089475) never changes.
Identity and time
| Publication number | OT-2026-000089475 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-77a1-a203-f930fe3be89d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 656a77955f7c65fa2d31b8df24a1e6aa490bf83de721d65c6fb1a1463f33a9fa |
|---|---|
| Markdown | b506be2944111e918e4718c176e16b0d4893fda5a61086013b81a6e1fb4ba9d8 |
| Publication page | 42a79cbd60eeca7973bd622b94e959a24de4dee6844c45b6152189105e45f102 |
| Manifest | 115d0e45d9b9747a856cac06025139dc311c9f59d5fd043d6ff936d2649a5293 |
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 | YWJ+DBNmxNR9iqDszHK9AMZaSv0Xmy7KvXAbkJE1Elh7zpw/MK2jX39rPRe1VvpGWT7xaqIm8zjXLm2dmLNrCA== |
| 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
| 2026-09-17T09:47:37.499668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089475observed 42a79cbd60eeca7973bd622b94e959a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:37.484064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089475/manifest.jsonobserved 115d0e45d9b9747a856cac06025139dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:37.466146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089475/publication.mdobserved b506be2944111e918e4718c176e16b0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:37.449241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089475/publication.txtobserved 656a77955f7c65fa2d31b8df24a1e6aa...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. |
|---|