OT-2026-000048197
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000048197) never changes.
Identity and time
| Publication number | OT-2026-000048197 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-72c7-80b0-a47efe4ac9f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048197 |
| Status | PUBLIC |
Content hashes
| Canonical text | d71aba0e1752e5079ff38c0541539ad6de5036a6092be935f4e5ecc7de8a6b9f |
|---|---|
| Markdown | a1a16912d5b85e5255c7799dbce22100c989f6f34a6922dfb653e53a4733f6d8 |
| Publication page | b3c5cce0f19cc333b57ade39282a9502f03e03dae9075a72b32a10667a34ec6f |
| Manifest | c29feb6b7aa7673922954fc8324f162e783765b2c097476c3b68904ecf7cf8e7 |
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 | e79xW2tD7nQbGeH03FH/QRFMlkYnMWiYcQU0hph6xMKe6CveoSlrDSwwYpyhuWXKkVUxeB+grJMLRoJ6lxARCw== |
| 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
| 2026-09-17T11:04:44.469913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048197observed b3c5cce0f19cc333b57ade39282a9502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:44.451190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048197/manifest.jsonobserved c29feb6b7aa7673922954fc8324f162e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.432395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048197/publication.mdobserved a1a16912d5b85e5255c7799dbce22100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.411627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048197/publication.txtobserved d71aba0e1752e5079ff38c0541539ad6...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. |
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