OpenTechnical

OT-2026-000015206

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000015206) never changes.

Identity and time

Publication numberOT-2026-000015206 · never reused
Internal UUID01a0ae6d-ef48-7403-ab1f-9dc3516b47b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015206
StatusPUBLIC

Content hashes

Canonical text1570922d72f3b8d8588431ae3e57f425d3467f3b7321244b7ecf23c685b115ce
Markdownc9ee563c1623c9fcf790a6424c9a77521f5d69c0f2c7ea897dc18f0bdb3c61c7
PDF
Publication pagedfb89fa0ff15ca2d82949efaf53d0c9da8016b3299720a6cc7c0041a8b4bc154
Manifestd86205d1939da4a7775cb47c18cebbef58689b2f7e6590b71842373cc969ab36

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
SignatureqgFkUZ/ZSE14j5LiPIM7wfZzi20xFlXxoLIecUGFQPPfMfTIbRrmDQBsQN0ljOXXtb+hi0lOvKNnA5nI11p4BA==
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

2026-09-17T12:05:50.335011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015206
observed dfb89fa0ff15ca2d82949efaf53d0c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.316337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015206/manifest.json
observed d86205d1939da4a7775cb47c18cebbef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.298154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015206/publication.md
observed c9ee563c1623c9fcf790a6424c9a7752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.280379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015206/publication.txt
observed 1570922d72f3b8d8588431ae3e57f425...
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.