OpenTechnical

OT-2026-000092835

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump 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-2026-000092835) never changes.

Identity and time

Publication numberOT-2026-000092835 · never reused
Internal UUID01a0ae9d-b601-7ef0-a41f-531f3e46a84d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092835
StatusPUBLIC

Content hashes

Canonical textfbabfb4aa2e5bd6959866e104278a49e6b2f07b69ad75e28df9c1cb59b4f425f
Markdownc6806ccff4cd6b58699ed329db9b2f631605205f01c589c3c005de69e4e648ce
PDF
Publication pagea77f4ea45dc4894fb81270b21f5726a9ee4b8bf9ea0fba85ea62a1244c05288a
Manifeste74618225d81dd0971e32becb19d04bc09bef7389f83a5a5e9619dfbb4f7bd00

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
SignatureJ4q7i2t3Od0f+3HUJkfPjmMMXR6SxhXDGZR0iTRWYUjyQUwYR+dbuJfYAq4HezlT50iMrk4f84QTV6fHEvRaBQ==
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

2026-09-17T09:41:29.208339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092835
observed a77f4ea45dc4894fb81270b21f5726a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.191534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092835/manifest.json
observed e74618225d81dd0971e32becb19d04bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.174373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092835/publication.md
observed c6806ccff4cd6b58699ed329db9b2f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.156453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092835/publication.txt
observed fbabfb4aa2e5bd6959866e104278a49e...
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.