OpenTechnical

OT-2026-000030926

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000030926) never changes.

Identity and time

Publication numberOT-2026-000030926 · never reused
Internal UUID01a0ae74-3fb6-7228-ac82-8fb714973e4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030926
StatusPUBLIC

Content hashes

Canonical text666be2823ed721ab18479d1881b6bee9083c8f8de40a571bf6ce1e275e91066b
Markdownbd46120c7e520c510aca5bfa38235751a464d1b509c5434764d2c4a1145b3e3b
PDF
Publication page6783dabf037ce275f9bda691fe501e2164480ca740b775b9b7afc38a7bbffdd1
Manifest0bb50acab1b27f92cfd1e22c1bf1415cb13ab766615493481698875bc7b19b56

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
SignatureqnwEEASf7EwpClcxJWuHELsoDhW0sfYTJzQCVypJQPmXSaYC9JlWU0zZfE70nFLOmU83p1R8VJLv+gNA9sqLCQ==
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

2026-09-17T11:36:55.168267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030926
observed 6783dabf037ce275f9bda691fe501e21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.148581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030926/manifest.json
observed 0bb50acab1b27f92cfd1e22c1bf1415c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.130839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030926/publication.md
observed bd46120c7e520c510aca5bfa38235751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.112635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030926/publication.txt
observed 666be2823ed721ab18479d1881b6bee9...
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.