OT-2026-000071490
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000071490) never changes.
Identity and time
| Publication number | OT-2026-000071490 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7b05-8dab-1291d5604723 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071490 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7679af9a2a7fb1f7a5fad7afddf296866711e3dc3ad92442a58d63488df12b3 |
|---|---|
| Markdown | 8c6ab6143c6ddc45b6191b93d123d968672070891701aa167333047f0e7f0d1c |
| Publication page | b0e0477b0956404f3ee00ece259c8b8a75f15f8e0ffae3401a72b4090310bf27 |
| Manifest | ed7c8ff2eb88dbd88472e05900966623047136549ef662a245ea81fe3178be30 |
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 | N1qxFxmk+FNfEq4hFtkFzDBnvLj4aYqMXmA+8QE8jYdSkgS8uPfHTzw0InkaC4TAV4ic/mQp8bd77ifIibuUDg== |
| 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
| 2026-09-17T10:24:49.619507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071490observed b0e0477b0956404f3ee00ece259c8b8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:49.598984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071490/manifest.jsonobserved ed7c8ff2eb88dbd88472e05900966623...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:49.581377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071490/publication.mdobserved 8c6ab6143c6ddc45b6191b93d123d968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:49.564029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071490/publication.txtobserved c7679af9a2a7fb1f7a5fad7afddf2968...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. |
|---|