OpenTechnical

OT-2026-000039830

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039830) never changes.

Identity and time

Publication numberOT-2026-000039830 · never reused
Internal UUID01a0ae78-d8d6-7071-8c6e-2f904ed7b848 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039830
StatusPUBLIC

Content hashes

Canonical textf3cc8b645a3a8d438bd0238a94819d8757cf279ef99edbf313acf3ce9768ae6b
Markdown7c9b2f6b5a37c489caf1a3baa183ba766f5d4b19dfcdcbb53eee2d5067fe89b9
PDF
Publication page28ab88d133559065b8b39c16dcbde3426d6a630f71c7b4df8eb2ecde1f6945f2
Manifestc6d84ee2f1502379b0c70da0c9c3039e36b9b0453411881c6f1362b390be01cf

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
SignaturebE+ADtoS07oN1fhnueK6Ftnmjn6PFqdzX46NqI2wK4XbeqIqlgxm1ajMuz+XjW94NCE6Df+I2pL5Dy3RGE/dBg==
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

2026-09-17T11:20:04.536540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039830
observed 28ab88d133559065b8b39c16dcbde342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.519731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039830/manifest.json
observed c6d84ee2f1502379b0c70da0c9c3039e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.501446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039830/publication.md
observed 7c9b2f6b5a37c489caf1a3baa183ba76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.485416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039830/publication.txt
observed f3cc8b645a3a8d438bd0238a94819d87...
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.