OpenTechnical

OT-2026-000037223

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037223) never changes.

Identity and time

Publication numberOT-2026-000037223 · never reused
Internal UUID01a0ae77-7741-7573-bf57-566286ee30bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037223
StatusPUBLIC

Content hashes

Canonical text4929ef9dcce529f59089067a984ee12e3ee7dbd1fd91ed5067ff8498e0e8cf80
Markdown4fbb548be430f5594746eacb3847ee08ebfe9c05461c1500be4b2f6572e6a880
PDF
Publication page0e464d62ecfcaab432160532a618bc14a36a7ec02944636e7e3176e1b4224506
Manifest4dd701e882d08f41e351286f90951429340f87f17c6b0e7ff8f5b38a9565c4aa

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
Signaturex5dFe7hE4M25YOymwFatWKE/639ehv2sDHyu+BQMaZJtVC9BaVlxshqaWSVdBe15ZV7Gn0xdlctDMgWh1sE2Aw==
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

2026-09-17T11:25:06.878512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037223
observed 0e464d62ecfcaab432160532a618bc14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.862705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037223/manifest.json
observed 4dd701e882d08f41e351286f90951429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.845776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037223/publication.md
observed 4fbb548be430f5594746eacb3847ee08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.830024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037223/publication.txt
observed 4929ef9dcce529f59089067a984ee12e...
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.