OT-2026-000076688
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000076688) never changes.
Identity and time
| Publication number | OT-2026-000076688 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06f-7856-865e-4f9d14e8716c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076688 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef4eaeec9fee4f7ebb23256a0603d6a999e9bef11f8404ff2d74696c8493cff5 |
|---|---|
| Markdown | c31827a3669497067fa838feb3060b0aaffb6fe81e6ac7e062e71c69279ff750 |
| Publication page | eb3b7e44aebcbf691e523eeb14e2b1371d8854f9cbf3991ba2eb29d932716ba3 |
| Manifest | 8940d8bc539485dd07d00b623ecc429112c0e1a7e973a34e5cfde4ce48e40854 |
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 | xe0nVoNkp8zZt0N3rzgq5nGGQBSw0UyNYvHgc5ZtbzzFIJpyAg2kf0FbjmNr18AeONqGT/dddxsGFGme734XAA== |
| 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
| 2026-09-17T10:09:26.803800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076688observed eb3b7e44aebcbf691e523eeb14e2b137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:26.783376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076688/manifest.jsonobserved 8940d8bc539485dd07d00b623ecc4291...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:26.766088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076688/publication.mdobserved c31827a3669497067fa838feb3060b0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:26.747449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076688/publication.txtobserved ef4eaeec9fee4f7ebb23256a0603d6a9...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. |
|---|