OpenTechnical

OT-2026-000036343

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000036343) never changes.

Identity and time

Publication numberOT-2026-000036343 · never reused
Internal UUID01a0ae77-01d0-79d8-83e1-d205ccb7e17e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036343
StatusPUBLIC

Content hashes

Canonical textd72652941cebd861a2c278fef22fe82922338a26e32d992803defbf8055eb5a5
Markdownfb24716c9b5af977663116f79f46028bfd3f37d7911918ebc5afa085ba2ffc22
PDF
Publication page1f8c960578dc7207a7d10be1510b121006d5fd2e540961b210288d1f9a496a65
Manifest4015ac56d6a9d9b3f98d13f3eefed8db6729b9abd5fbc59745a0559b5a6e3027

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature5NZY/lP0vNWqFv1+GBjWbqN15ZBbpnrM8Ay1Vj/RV4JD2hKZ8CCap3TW3zw+yeKTfdxZcNQVYY2tRWPmTXY5AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:37.370978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036343
observed 1f8c960578dc7207a7d10be1510b1210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.354635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036343/manifest.json
observed 4015ac56d6a9d9b3f98d13f3eefed8db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.338037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036343/publication.md
observed fb24716c9b5af977663116f79f46028b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.322889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036343/publication.txt
observed d72652941cebd861a2c278fef22fe829...
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 archivePending 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 packagePending Custody packages are produced weekly.