OpenTechnical

OT-2026-000088192

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000088192) never changes.

Identity and time

Publication numberOT-2026-000088192 · never reused
Internal UUID01a0ae9b-1aa8-78ab-8a75-9d279d25c35f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088192
StatusPUBLIC

Content hashes

Canonical text963a2d5d99215d3f9a99ae6982c51541f63ca0ca11c6ad9089b3f2e8441e93d8
Markdown1bf331baa0c717dc17ad8fc94cab487cc6f39ad0bb69ad24b3ba8fe59d12f5ab
PDF
Publication page6be3df75055d934c9f3703826050ca00814e0f1be96330c0502f02168bb9ccf2
Manifestfba4cdf38cee3dbfa2a0b8eab7b89fc00d2279f8b6b095caa385c9f50fd8c849

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
Signatureb0AMe/zBQ7QWs7bJARVO3dCrXL3Mq+X9l/ot4jas4lpTMVMbFRFiVnK1IGiCpdkTCM7tL7BRIqOmCCKSqAbOAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:15.849317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192
observed 6be3df75055d934c9f3703826050ca00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.829081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/manifest.json
observed fba4cdf38cee3dbfa2a0b8eab7b89fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.807398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/publication.md
observed 1bf331baa0c717dc17ad8fc94cab487c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.789521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/publication.txt
observed 963a2d5d99215d3f9a99ae6982c51541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.293482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192
observed 6be3df75055d934c9f3703826050ca00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.272303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/manifest.json
observed fba4cdf38cee3dbfa2a0b8eab7b89fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.254950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/publication.md
observed 1bf331baa0c717dc17ad8fc94cab487c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.232567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088192/publication.txt
observed 963a2d5d99215d3f9a99ae6982c51541...
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.