OpenTechnical

OT-2026-000040031

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000040031) never changes.

Identity and time

Publication numberOT-2026-000040031 · never reused
Internal UUID01a0ae79-26fc-775c-96f6-8b1d61ba41f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040031
StatusPUBLIC

Content hashes

Canonical text8c5d13f972075639295a473476b5e9ab4b9c0746d3bf8fa361ed9dc69057cfad
Markdown08ba506a23af7883532c82bc29e4597b3b7a3075c3276b751ab0299014b967e8
PDF
Publication pagef663e785f19b11e71e59bd938d20d65eb96888e1921ddd2f26d82ec2331935b2
Manifest67850251eeaa3dd605d58eb816e62ceaa1235d44396336fe006ac7f506e077e2

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
SignatureWV17HOwQOnMEnrhympLMAzZtTHyMWBp1wZSInlknQHKOot9s4fG7N2X0dKpAfhpoUu3nI9+ePLApmTjTvXD3Bw==
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

2026-09-17T11:20:33.979575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031
observed f663e785f19b11e71e59bd938d20d65e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.959449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/manifest.json
observed 67850251eeaa3dd605d58eb816e62cea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.942223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/publication.md
observed 08ba506a23af7883532c82bc29e4597b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.924587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/publication.txt
observed 8c5d13f972075639295a473476b5e9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.945551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031
observed f663e785f19b11e71e59bd938d20d65e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.927836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/manifest.json
observed 67850251eeaa3dd605d58eb816e62cea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.910351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/publication.md
observed 08ba506a23af7883532c82bc29e4597b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.891793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040031/publication.txt
observed 8c5d13f972075639295a473476b5e9ab...
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.