OpenTechnical

OT-2026-000088068

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088068) never changes.

Identity and time

Publication numberOT-2026-000088068 · never reused
Internal UUID01a0ae9b-1aa7-7b3f-9752-b04987e1cdb5 · 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-2026-000088068
StatusPUBLIC

Content hashes

Canonical texteee1a550d951b8a002f6f0a25d031b23038b49c5322dd1efafeb32410f891750
Markdown6d77443502bdbed15d15ef05df33b1230525dc8a7087cb3cb3e61e7b1ccdef8c
PDF
Publication pagef1476be8123c2762106af84be9a1ef7e7d8cfedb151a35c0230e07aa8378679b
Manifestbd85d987244fefc24b2bdafcd48d8835477dd3db06a207a8e045353bd1c7043f

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
SignaturecS38TJ3Bq7PMNwjrz8cwKfCXtvPq179zhApiXNlH0+G8HTczgnQERNWg1xMASSjWa3DqiQlya5ClVhA2l+83AQ==
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

2026-09-17T09:50:03.940581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068
observed f1476be8123c2762106af84be9a1ef7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.922387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/manifest.json
observed bd85d987244fefc24b2bdafcd48d8835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.900307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/publication.md
observed 6d77443502bdbed15d15ef05df33b123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.882292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/publication.txt
observed eee1a550d951b8a002f6f0a25d031b23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.116673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068
observed f1476be8123c2762106af84be9a1ef7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.098993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/manifest.json
observed bd85d987244fefc24b2bdafcd48d8835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.080013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/publication.md
observed 6d77443502bdbed15d15ef05df33b123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.060049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088068/publication.txt
observed eee1a550d951b8a002f6f0a25d031b23...
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.