OpenTechnical

OT-2026-000088204

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000088204) never changes.

Identity and time

Publication numberOT-2026-000088204 · never reused
Internal UUID01a0ae9b-1aa8-7303-ab42-1dce607ca045 · 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-2026-000088204
StatusPUBLIC

Content hashes

Canonical text3ba3f2bd205593c4b79d00698f9046c224a78f9362ab6a645cbd26321ac8f534
Markdownd4ada5998c4218f841b53e48e3be9d23fbb379800fd1a76a648dd268259211a7
PDF
Publication pagef4bf4f3de2af262ef8ce90864d6de1c6eb7e07388d6cd64d19360d3cb8467b8f
Manifest8bbe012c281762c0c793724a0cd02316d33d59fc95a49a6095bcbf107449eba9

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
SignatureSvg8MABJwUYsXRVM4pRgPPAJ00HlbGTkovzIceL88zEtSisZyAdi8QhtBWOQil9IzG/rpPDwjL+xfDWPP3v8Dw==
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

2026-09-17T09:50:16.887415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204
observed f4bf4f3de2af262ef8ce90864d6de1c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.868441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/manifest.json
observed 8bbe012c281762c0c793724a0cd02316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.846263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/publication.md
observed d4ada5998c4218f841b53e48e3be9d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.826961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/publication.txt
observed 3ba3f2bd205593c4b79d00698f9046c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.322213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204
observed f4bf4f3de2af262ef8ce90864d6de1c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.301454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/manifest.json
observed 8bbe012c281762c0c793724a0cd02316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.279757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/publication.md
observed d4ada5998c4218f841b53e48e3be9d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.259437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088204/publication.txt
observed 3ba3f2bd205593c4b79d00698f9046c2...
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.