OpenTechnical

OT-2026-000063140

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063140) never changes.

Identity and time

Publication numberOT-2026-000063140 · never reused
Internal UUID01a0ae8c-94aa-7e5b-8d83-5e572f5ca7f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063140
StatusPUBLIC

Content hashes

Canonical texte18982d65481e870942468bb8d092a60e82f5751a715735b9632f985d2eecc4b
Markdown402d7e36bfcaed3155558eb2ceaea33b6ac8f2746d8fdb724a69f698b4f51de9
PDF
Publication page3713d3ae3c79255b7a858708c0e3b5e67046377aa4ddc01316b08d748a4b8d00
Manifest914c786a0401360c2c431ca186a06c5630e0be10a11a2f9edeb6a2885b469b03

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
SignatureVQxYENop1fN61ZYIFSF3ko3xCLqmB75urvnKjmwg5ygbwKj1p6ztfcXzAG13+011TNUxt0X+wAk2Y7HJP4JiBg==
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

2026-09-17T10:38:55.451960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063140
observed 3713d3ae3c79255b7a858708c0e3b5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.434036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063140/manifest.json
observed 914c786a0401360c2c431ca186a06c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.416132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063140/publication.md
observed 402d7e36bfcaed3155558eb2ceaea33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.397532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063140/publication.txt
observed e18982d65481e870942468bb8d092a60...
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.