OpenTechnical

OT-2026-000070361

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000070361) never changes.

Identity and time

Publication numberOT-2026-000070361 · never reused
Internal UUID01a0ae91-545f-7fa2-84e5-2fb6ecf3e6ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070361
StatusPUBLIC

Content hashes

Canonical textf671aa8292e5972af01e0bc84396d72ec68dd010540031d2472792244b76a774
Markdownae41c16a1d70ef11b6faa7f2d30cd376c73feabb274852587b88fec30c6e8ca5
PDF
Publication page6368ddc029e95079a2da49ada721aaa9142b463a6482e925a647b03762d70a67
Manifest8965fafe9123dd626e100d7b765615d4a984f693dbdfe5324e13848fe82c3489

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
SignaturekNDr37zJz2VPbSLUbDOx1eUD4CPrAVP3Ng/FypuFO6GrQV9f4J8lcEGYRe2h8M6coBUG6nJ58JB9h6/diUCUDA==
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

2026-09-17T10:26:09.669298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070361
observed 6368ddc029e95079a2da49ada721aaa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.652378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070361/manifest.json
observed 8965fafe9123dd626e100d7b765615d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.633501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070361/publication.md
observed ae41c16a1d70ef11b6faa7f2d30cd376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.615812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070361/publication.txt
observed f671aa8292e5972af01e0bc84396d72e...
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.