OpenTechnical

OT-2026-000023422

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000023422) never changes.

Identity and time

Publication numberOT-2026-000023422 · never reused
Internal UUID01a0ae70-7268-741a-8d51-f3464208c946 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023422
StatusPUBLIC

Content hashes

Canonical text1fb32977b86c80821f045d99967873226686212d6f3eec51d55db81ccf6a8155
Markdown0df082a157173f2bc803c616c2da7ada0a5d82b7d2971103c5b11ab861cfdb84
PDF
Publication page0dc7c7440baa00af5934190adf4f9f806e0091ba24be418adeae20ceff782437
Manifestebc96db988b50eb0a4b73a48ed4cc83f73fc9723611743103f4294ac362463c6

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
SignaturekO0b5GqaPC/J1UICpfa79RFHHAivBuon5X+CHFKVvyADLtEuxDEcjmEcyii/ry5t6PsK45my91r1dDM5nwdAAQ==
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

2026-09-17T11:51:37.883263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023422
observed 0dc7c7440baa00af5934190adf4f9f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.865739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023422/manifest.json
observed ebc96db988b50eb0a4b73a48ed4cc83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.850223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023422/publication.md
observed 0df082a157173f2bc803c616c2da7ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.834008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023422/publication.txt
observed 1fb32977b86c80821f045d9996787322...
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.