OpenTechnical

OT-2026-000044396

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000044396) never changes.

Identity and time

Publication numberOT-2026-000044396 · never reused
Internal UUID01a0ae7c-39d7-76cf-af74-61b818bcd85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044396
StatusPUBLIC

Content hashes

Canonical text3776ed9115dc7d60d45c964e79c5ce528c26f59ae528c8ab5740f3b4c27d9706
Markdown4640808dd6099a185626506fd224f0a221de50739b47168aaa164c683a2b78f6
PDF
Publication page6c9ef67c1b73c185362a0deef5c13f9804ed855f010cd7e8153f05872d708299
Manifestcaea25b41aac46bdad12a695087da263ff7273ba3f296b031ba95c1d025ed106

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
Signature1+KJElq9sX0pvSWWFtnU8HVcla2+7u/wIF3OyY63uTyReReNLf9zNcUwO5egkcZ3rlLQHv17v8XszZfgm+WHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:38.028841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044396
observed 6c9ef67c1b73c185362a0deef5c13f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:38.010035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044396/manifest.json
observed caea25b41aac46bdad12a695087da263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:37.987138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044396/publication.md
observed 4640808dd6099a185626506fd224f0a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:37.968745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044396/publication.txt
observed 3776ed9115dc7d60d45c964e79c5ce52...
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.