OpenTechnical

OT-2026-000009283

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000009283) never changes.

Identity and time

Publication numberOT-2026-000009283 · never reused
Internal UUID01a0ae6b-31ba-7f60-9297-adfaff4e001c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009283
StatusPUBLIC

Content hashes

Canonical text7cbf8606c3236360b8b1310690a4d139bac7021c75b91b2bbaefd56b95e64487
Markdown99073aeae10e4b4bda0b23fb34fe1ccfb3343358e86c25f6340223338da2384c
PDF
Publication page0eb58813b947253f3ed5652a5a878f49d1e49bf0bd77599d53d86110f588c5d1
Manifest327202bd14e5b3309b974444af41e3c68bb4dca2938fb68e29a49da6e299ec38

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
SignatureofOmWOxFgRSguMRsN1coDSu5mBKTvpRJ7Qc8Ozak92wbR++TvfDFwKWFaP8Eru/hG+7mtX3jEtCSYMUuesfkAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:03.007162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009283
observed 0eb58813b947253f3ed5652a5a878f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.988053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009283/manifest.json
observed 327202bd14e5b3309b974444af41e3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.968634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009283/publication.md
observed 99073aeae10e4b4bda0b23fb34fe1ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.948735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009283/publication.txt
observed 7cbf8606c3236360b8b1310690a4d139...
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.