OpenTechnical

OT-2026-000077262

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000077262) never changes.

Identity and time

Publication numberOT-2026-000077262 · never reused
Internal UUID01a0ae94-f508-79ee-bf13-d53d8aade2a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077262
StatusPUBLIC

Content hashes

Canonical textdcd11f48c74898ee9a1583492ed72b32ea99523861a80ae0d914ce2e554a4932
Markdown48febd95952966f4b82aeeaba7f65a1ceaec23fec299173e7861915242147b00
PDF
Publication pagea1a129f1197d1410dceed19b80276fa7793be7afa155f91464c6dc1ed341d186
Manifest12ff0f0470f728214b0005b2f5b10f48f94af7347594e18486878f96039c7732

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
SignaturefgELeHINkc/Msg3jq9RiuZxwMlSriYPLIU8viRJQ+ytLftDYd9ke65M5iB+gP/ZA6ca/IKi05SJlXtUmx+m9AQ==
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

2026-09-17T10:08:53.320304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077262
observed a1a129f1197d1410dceed19b80276fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.298796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077262/manifest.json
observed 12ff0f0470f728214b0005b2f5b10f48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.277007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077262/publication.md
observed 48febd95952966f4b82aeeaba7f65a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.256550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077262/publication.txt
observed dcd11f48c74898ee9a1583492ed72b32...
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.