OT-2026-000057529
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line 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-2026-000057529) never changes.
Identity and time
| Publication number | OT-2026-000057529 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2693-7a2d-9686-f65ff9fdc0e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057529 |
| Status | PUBLIC |
Content hashes
| Canonical text | a075a008fbe76d12b42b26d4783dab1db23141c1dc53b445960317b6fadcb140 |
|---|---|
| Markdown | c9e79e92d5497b4739c599850270d3fef687b1dff218b9c15e771b5f48a96758 |
| Publication page | d87a0ce5bcad02a80f161860c37219efc11258badf3b86adce14a330f0883373 |
| Manifest | c917eff72c9c15e96376b8b4ba3b70d163be11cff3b55e302c87255fb5ec55b4 |
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 | ekRT1/fG+6PVBX1WQ2Dj4EtY63rMxzjghsfqnfKdXdNYAhjecyfDZfzlkMWVeGxv1dNQ/ePYY7Rp9eDX8efrBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:48:03.904006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057529observed d87a0ce5bcad02a80f161860c37219ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:03.884407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057529/manifest.jsonobserved c917eff72c9c15e96376b8b4ba3b70d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:03.865705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057529/publication.mdobserved c9e79e92d5497b4739c599850270d3fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:03.847629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057529/publication.txtobserved a075a008fbe76d12b42b26d4783dab1d...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. |
|---|