OpenTechnical

OT-2026-000009117

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000009117) never changes.

Identity and time

Publication numberOT-2026-000009117 · never reused
Internal UUID01a0ae6b-31b8-7b70-89e1-87d6658aa546 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009117
StatusPUBLIC

Content hashes

Canonical texta923c948b88bfaca186d9367343c6d771467d9e1976e623389ec5a042df15d7f
Markdown17a4a98e9da144f5eaae1ba4bc0ebea214afbd26b8fb78513a1e3f323adce3da
PDF
Publication pagecb025c0915170091f8456316f7a2ad85a7fd9ce49436b1ba5fb9d986d19ce8bc
Manifesta069dd54dd41094006ea6d6d0ccecc5f64cca15a3f5e3fcd70e1f016f10db095

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
SignatureE6FAABHcDCTnDIN7OyRB6Q5nccA/T38Aj26T2J27pgi4C/66z519pfpCDLj0lP9yaaKFbg5oNlBE8ARI6oSqDQ==
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

2026-09-17T12:17:48.182590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009117
observed cb025c0915170091f8456316f7a2ad85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.164525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009117/manifest.json
observed a069dd54dd41094006ea6d6d0ccecc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.145758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009117/publication.md
observed 17a4a98e9da144f5eaae1ba4bc0ebea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.127817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009117/publication.txt
observed a923c948b88bfaca186d9367343c6d77...
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.