OpenTechnical

OT-2026-000024750

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000024750) never changes.

Identity and time

Publication numberOT-2026-000024750 · never reused
Internal UUID01a0ae71-2726-7430-b0f0-00175fdb7be5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024750
StatusPUBLIC

Content hashes

Canonical textc4250de58c18dba0cc0c5b88c3167d3b93cd0f7bf87afc729c3d1b72892e49a2
Markdown88497321fc4e2b49cdd895023336ef04ccb1b1ffb03a14d77be7da4d1aebaad3
PDF
Publication pageebf487ff109ab19392110b8c12934370d6979fbab8c02a25450d30090fcf2585
Manifest3ca183fa41173912622b42323064310fa4f46abc21b1e70ebbdea2075efda785

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
SignatureMQaToqxAyKE99K16FcBXXEICUU6WZIOsgisLG2g2Up1xqgUlFXNKEK1NDei9CokS8W9vaaSVDqyI2k0Q2u6MAw==
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

2026-09-17T11:48:00.466072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024750
observed ebf487ff109ab19392110b8c12934370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.449213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024750/manifest.json
observed 3ca183fa41173912622b42323064310f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.431285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024750/publication.md
observed 88497321fc4e2b49cdd895023336ef04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.414150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024750/publication.txt
observed c4250de58c18dba0cc0c5b88c3167d3b...
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.