OT-2026-000007434
Publication integrity record
Porous face vacuum gripper, pump fed, pressure verified, sustained blow off after 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-2026-000007434) never changes.
Identity and time
| Publication number | OT-2026-000007434 · never reused |
|---|---|
| Internal UUID | 01a0a97e-a7de-75ad-89c9-a995d4c01fb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:14:05.153025Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007434 |
| Status | PUBLIC |
Content hashes
| Canonical text | 41c6338ffc6150fe0e2205c5b60be3086224a9a324ca534259e1ff2644efac2c |
|---|---|
| Markdown | 53b667a8dcd0c72a92c645cb32e0372010ba68b5afa64f6089d104c56035dbdf |
| Publication page | 7c4950c503d8ca2eb08d1bd71fc41b02b3d5de05ed7211688715dc60558a96b5 |
| Manifest | 221a37db44764b4e0104d549a6ed495fd4f0687d7ea528c92b4d814a5a519303 |
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 | vhb/jGChqnGTWUdHSuLmYpdOVOql1cPGIu7pz6XLtYGi0CNSPdWXTEdkuF8Fw3GJFztwnCzZFFmPbWysGf9jDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:05.584997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007434observed 7c4950c503d8ca2eb08d1bd71fc41b02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:05.571918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007434/manifest.jsonobserved 221a37db44764b4e0104d549a6ed495f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.558087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007434/publication.mdobserved 53b667a8dcd0c72a92c645cb32e03720...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.545655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007434/publication.txtobserved 41c6338ffc6150fe0e2205c5b60be308...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. |
|---|