OT-2026-000052881
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000052881) never changes.
Identity and time
| Publication number | OT-2026-000052881 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7eca-8027-4e2ca100e536 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3897e9e188844eb781b5c59afd7c66a7707c3ef00434e9a30b0cb26ef913cb52 |
|---|---|
| Markdown | 9a32f48207fdd316261cbe6387ab72da96f8717ad1a3e80ff226262ccdc1c513 |
| Publication page | d36e5f69f013b68716a3f5eb9ebebdb79929b0d157a9ccec23db6a436968c1fc |
| Manifest | 6291236ca2bd02269c0328637337535ba35b4645aceb04e410fe9934ba441d37 |
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 | aWSUq6zUbpgK6X5unKqM0KmuayDGUYdphOkvClY6lYdGWDr8BNgtS8YPnJ6uVPO+QrwK/RLLAMxeiBSyAL3CDw== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:31.064515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052881observed d36e5f69f013b68716a3f5eb9ebebdb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:31.048378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052881/manifest.jsonobserved 6291236ca2bd02269c0328637337535b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:31.030574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052881/publication.mdobserved 9a32f48207fdd316261cbe6387ab72da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:31.011436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052881/publication.txtobserved 3897e9e188844eb781b5c59afd7c66a7...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. |
|---|