OT-2026-000012897
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off before set-down
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-2026-000012897) never changes.
Identity and time
| Publication number | OT-2026-000012897 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7007-8d3f-a77a46b292cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012897 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd8456f8a4e54dab17686e6798b2fa971d167f6a85ba66327b944bd9ba7d789e |
|---|---|
| Markdown | d3af8dc37e1e2fc7f59a680f95215fe151696d9523b18278500a58feaf30f0ed |
| Publication page | 13cbd2c475bcb061462f6c96633c82e8ce46d0aed3275684858c6526468c0cc8 |
| Manifest | 894c336109d4baec1155d55444176340222539b57fd018aca1f63968d838c0c1 |
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 | 0LB2ww+mhKtjAQo4fCxebudv9GmUMS6WFWP9ewjsLrcZa94eq/gMjpRi5c23yRzdeLE7Yg5Q4NmGKY8XwfSlDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:41.206633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012897observed 13cbd2c475bcb061462f6c96633c82e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:41.187097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012897/manifest.jsonobserved 894c336109d4baec1155d55444176340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.168938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012897/publication.mdobserved d3af8dc37e1e2fc7f59a680f95215fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:41.150596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012897/publication.txtobserved cd8456f8a4e54dab17686e6798b2fa97...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. |
|---|