OpenTechnical

OT-2026-000066717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066717) never changes.

Identity and time

Publication numberOT-2026-000066717 · never reused
Internal UUID01a0ae8e-ce42-7987-931b-0bb41de9d416 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066717
StatusPUBLIC

Content hashes

Canonical text145aae245c98228968bc75a9d8b50d3c8d5513153f4a3c84bffe983258efc23c
Markdowndd59929384d1136bc544438cc123659d752f58824bebe51b74067c7ae2119e7d
PDF
Publication pagec35562c7ba363b84d644ebd395e66525bdf7af15617216051ec60363e11caa7e
Manifestb46bdf632563e728c7182bd86e1ed5506d0d1e81e8ea0ef724166b0484d2231a

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
SignatureiJAaZhekyE1cP43ITpAIJPHPbKTxj8dJLPBFftLHimFRVckMS5RXEQWAKlir0PVCd3BXHFR33iXngPlkCKF+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:07.230695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066717
observed c35562c7ba363b84d644ebd395e66525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.212014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066717/manifest.json
observed b46bdf632563e728c7182bd86e1ed550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.194428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066717/publication.md
observed dd59929384d1136bc544438cc123659d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.175883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066717/publication.txt
observed 145aae245c98228968bc75a9d8b50d3c...
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.