OpenTechnical

OT-2026-000088180

Publication integrity record

Three bellows cup 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-2026-000088180) never changes.

Identity and time

Publication numberOT-2026-000088180 · never reused
Internal UUID01a0ae9b-1aa8-73d5-b2f1-8b2896b1538a · 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-2026-000088180
StatusPUBLIC

Content hashes

Canonical text4a203ee0ab465c607b6b6c296f551fd554256f5fe367884e49391e32107fc0ff
Markdown7642478fa772ff81481b4c05d33795ca35ee2620868ceb0454391846fec9cf3e
PDF
Publication page67b9eadfef8af6bd15399a21cb0f3df0630051e1631c00cbec00b348e6081379
Manifestbb7240f6fc18c3ee6266acb52c3dfb90b8eda44f263abe2a318583f77a9b09b0

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
SignaturezdLul59c/YSolIH8lE9/XxVk6RlpRGJW+ozD9CV4Jstaqv/cLge3DzANJn84Et0XTjXhl+fufZ9vh6kswwWTDw==
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

2026-09-17T09:50:14.696052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180
observed 67b9eadfef8af6bd15399a21cb0f3df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.678312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/manifest.json
observed bb7240f6fc18c3ee6266acb52c3dfb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.658259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/publication.md
observed 7642478fa772ff81481b4c05d33795ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.638405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/publication.txt
observed 4a203ee0ab465c607b6b6c296f551fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.019388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180
observed 67b9eadfef8af6bd15399a21cb0f3df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:13.999756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/manifest.json
observed bb7240f6fc18c3ee6266acb52c3dfb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:13.981499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/publication.md
observed 7642478fa772ff81481b4c05d33795ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:13.962573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088180/publication.txt
observed 4a203ee0ab465c607b6b6c296f551fd5...
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.