OpenTechnical

OT-2026-000097449

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single 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-2026-000097449) never changes.

Identity and time

Publication numberOT-2026-000097449 · never reused
Internal UUID01a0aea1-55b3-7b12-a0e7-a6bb33aef088 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097449
StatusPUBLIC

Content hashes

Canonical texta630a37b4e45dd71b988d87ec5971b96573a613e1b8c16e4221f8cc6348d8fef
Markdown917895e87e49f7f54c003cc8e87517547de499d411b992a1a38beeb8eeefe5c1
PDF
Publication page4a41edc050e270b4d34ddd10effe6be8a4cfc79ed4b75f4f63bc4188412885e6
Manifest1e07e5607eec503fe98083ba729155a7a38403fc8b4e879647910a7b8facbe6d

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
SignatureaJiGsvb2z8cLhIQ1m5OaZnMs1PCrYhRGb21IoweMdRO1Y50pGyvntGWGOf6jCcJbDVqvaf5CFbHx/ghCR7bpDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:18.668190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097449
observed 4a41edc050e270b4d34ddd10effe6be8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.650136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097449/manifest.json
observed 1e07e5607eec503fe98083ba729155a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.633646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097449/publication.md
observed 917895e87e49f7f54c003cc8e8751754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.616108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097449/publication.txt
observed a630a37b4e45dd71b988d87ec5971b96...
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.