OpenTechnical

OT-2026-000032195

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000032195) never changes.

Identity and time

Publication numberOT-2026-000032195 · never reused
Internal UUID01a0ae74-f7a6-76bf-a7d5-f18c27f9ad06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032195
StatusPUBLIC

Content hashes

Canonical textf19bdfa2c124df47e8a28b970c66f3570d6c8cb719bd51154e5f9c8c6ff46c57
Markdown9b50e7f4af28201aeeb322b39990e2df2f482dad2bd54dd2dbe2a6944d5e1271
PDF
Publication page78095e559c336bcc7aa5982c073bdfb801e5d24369b2a97270a95877239b347e
Manifest7260237f42c7b37c6d1ed0f266dbea68e2b119a46d44f737e6c4aa13e9355d31

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
Signaturety21ZpEJAKMViqb1C2cSXVcgLesErJ72xqWSY8OTyXfTeYd5dvF07n0VgtZ0sA10idWfVmfM8oIIgerfd2e/Bg==
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

2026-09-17T11:34:32.351038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032195
observed 78095e559c336bcc7aa5982c073bdfb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.332489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032195/manifest.json
observed 7260237f42c7b37c6d1ed0f266dbea68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.314832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032195/publication.md
observed 9b50e7f4af28201aeeb322b39990e2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.296631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032195/publication.txt
observed f19bdfa2c124df47e8a28b970c66f357...
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.