OpenTechnical

OT-2026-000009579

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000009579) never changes.

Identity and time

Publication numberOT-2026-000009579 · never reused
Internal UUID01a0ae6b-7563-7aea-b150-9ec255fde9f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009579
StatusPUBLIC

Content hashes

Canonical text72c12fba8f62b2d51226e70b28769bd618db3e802d7bb0ca7767aced5ada763e
Markdown15506c6b2e0d7e4856e8ad3bdb1d7032521f9f3992ac20626ec86d98f35454d3
PDF
Publication page057c2e2544739f7e7fdb1a0994786266c12ab14b6166f3754ab63d741ce674a4
Manifest8ff236502647e5bf3f9f2ea8d3f224ae4b7ea615bdde53a94b575a59d2870c01

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
SignatureWY0AZA99xFIaqysfoM+VpKOVeNwaO+M0tcg4kO6RTeORARPBzz9CjwGOgkiLXNUL+KhQEpl26Ku/rN375NguBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:01.081969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009579
observed 057c2e2544739f7e7fdb1a0994786266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.062655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009579/manifest.json
observed 8ff236502647e5bf3f9f2ea8d3f224ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.042599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009579/publication.md
observed 15506c6b2e0d7e4856e8ad3bdb1d7032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.023980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009579/publication.txt
observed 72c12fba8f62b2d51226e70b28769bd6...
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.