OpenTechnical

OT-2026-000025565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000025565) never changes.

Identity and time

Publication numberOT-2026-000025565 · never reused
Internal UUID01a0ae71-5fa8-7e89-8fa6-36fecda7347c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025565
StatusPUBLIC

Content hashes

Canonical text39e7d687fce2245a73012501d492b132ee07d60b28291ed0fb36681bbfb63660
Markdown831552c581d2c6426c5ccc49d76362727d32ba26c348fa18602d5ccfe5ec80fb
PDF
Publication page699c248955e66c8bbb908a098ef937b85d5bfaf5f03c2f45bc0f10f626408985
Manifest0fcbdb7e7ab66a1416b0c8fddb0c797fbcc41e9bd5625445dd7bfc98d963d5e6

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
SignatureiqZAAqinXsqcLzuPdyM7MtnbkSEAb0ZhNAmSnig+oqaBCQAk8V3rduCwuqrWYrfqGQclkrOOilttdnkFb8iiDQ==
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

2026-09-17T11:47:43.291106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025565
observed 699c248955e66c8bbb908a098ef937b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.272150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025565/manifest.json
observed 0fcbdb7e7ab66a1416b0c8fddb0c797f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.251832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025565/publication.md
observed 831552c581d2c6426c5ccc49d7636272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.233296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025565/publication.txt
observed 39e7d687fce2245a73012501d492b132...
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.