OpenTechnical

OT-2026-000038601

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038601) never changes.

Identity and time

Publication numberOT-2026-000038601 · never reused
Internal UUID01a0ae78-2d54-7606-b6c6-e46dc2b536d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038601
StatusPUBLIC

Content hashes

Canonical texte6fb4ea037239ba650498f1cd726295b52d3a66b31845ecce4ea804f08e5461d
Markdown57f7b276d6a9a2f6d6bb89599262df2547c72861b3329816b53f00fe42d0c06b
PDF
Publication page769245f6fbbb8967db1b4f9a50ae80017cfa534fe8893b33d4268bf990d881aa
Manifest213899c24bc55e03b888a833d845e6c2ef4e30b2055b618d4664ccf3a8337f72

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
SignaturexWMdwM0dMoHph9zJ5J5aWY+zleSqB2tVDihixBR1zMsjIkX2pn7fej3sci8T+8AlDuQ05t5ERX2KkHxuMYjeDw==
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

2026-09-17T11:22:53.238174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038601
observed 769245f6fbbb8967db1b4f9a50ae8001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.220169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038601/manifest.json
observed 213899c24bc55e03b888a833d845e6c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.201473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038601/publication.md
observed 57f7b276d6a9a2f6d6bb89599262df25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.181834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038601/publication.txt
observed e6fb4ea037239ba650498f1cd726295b...
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.