OpenTechnical

OT-2026-000079524

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000079524) never changes.

Identity and time

Publication numberOT-2026-000079524 · never reused
Internal UUID01a0ae96-0b91-75bf-a207-ac00bf3b8db8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079524
StatusPUBLIC

Content hashes

Canonical text7cbee4412b0b9db4d235495788c4ed596fa13d70cf3c4b415162ac7eb7c4313d
Markdown564792500f113e2e3633b51de273fa52ee14d7d8927ff59730013adfbe2da0b7
PDF
Publication pageb30667584d0936c473e0b39fe03ce7cf4dadc4d0db98d5843d93ed8fefc279cf
Manifest85d74abd9d076d2bd81c3d8ff3df772c89f8b040c93d78689dbd84acf1d9f9de

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
SignatureT6IfWiexs3FdO111AE+zyjI5pEj/LIgV2IcvSvT7/KC3e6odZLcnCvfyKnClNyMmb+9kKWX2gLkt+fkJQ4Z5Aw==
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

2026-09-17T10:05:10.124310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079524
observed b30667584d0936c473e0b39fe03ce7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.105872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079524/manifest.json
observed 85d74abd9d076d2bd81c3d8ff3df772c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.088543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079524/publication.md
observed 564792500f113e2e3633b51de273fa52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.068308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079524/publication.txt
observed 7cbee4412b0b9db4d235495788c4ed59...
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.