OT-2026-000073428
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000073428) never changes.
Identity and time
| Publication number | OT-2026-000073428 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-7694-9fd0-e27d2188153b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13b7bd38042875174d105b4aceb9540542fffd0f32bc6e541ba05b258f1d4cdd |
|---|---|
| Markdown | 179c143fb815369b5b736eea9ded129e8dbf37acb648f9c163dde169ade60fc5 |
| Publication page | 02851104f85b094127dc7f9fbcbf13fa75977690e9d10e1e11f289d6f0213c33 |
| Manifest | e51228c9c51844080fbf0d03bbfabd02dee854a69c8c457976361f23d34fc6a4 |
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 | 559v1lIrx0x/joFHFlN1flpdaxvA9VxPR9T5thFEUR9rsm51speNW7qrM+25guJzcQsokjJHTMYHdBULOhjsCw== |
| 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
| 2026-09-17T10:21:34.812729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073428observed 02851104f85b094127dc7f9fbcbf13fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:34.794698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073428/manifest.jsonobserved e51228c9c51844080fbf0d03bbfabd02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.775637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073428/publication.mdobserved 179c143fb815369b5b736eea9ded129e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.756150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073428/publication.txtobserved 13b7bd38042875174d105b4aceb95405...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. |
|---|