OpenTechnical

OT-2026-000097283

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097283) never changes.

Identity and time

Publication numberOT-2026-000097283 · never reused
Internal UUID01a0aea1-01ca-72af-ab54-63b4f976e032 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097283
StatusPUBLIC

Content hashes

Canonical text1076c5140c2f04fb2fa9e49a5aff9edbb13703e995f1e4a6b6ba6b641287433a
Markdowna893537856b59d333b46930bc422612c27b5b6cf75b328a60dd30eb9cbc78e47
PDF
Publication page6895cf70ea4e2dfda396b380e27b01abc2a99e3698eef1a54dcd9378a0dbcd0b
Manifest2ece75bc3e04d7f4b860d5cc607849852034f6ec14bc4d263625c5b36be9cba1

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
SignatureuMCto0omw8tLWZT4DOTOQFMhLuhQ/pWec1Tj/h8TxsjjmyCHRAXUp6PhNerSB31XnkTGUUMBDLkSoMmCjh8ZAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:32.734397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097283
observed 6895cf70ea4e2dfda396b380e27b01ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.717600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097283/manifest.json
observed 2ece75bc3e04d7f4b860d5cc60784985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.701763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097283/publication.md
observed a893537856b59d333b46930bc422612c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.683274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097283/publication.txt
observed 1076c5140c2f04fb2fa9e49a5aff9edb...
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.