OpenTechnical

OT-2026-000010245

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, vented 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-2026-000010245) never changes.

Identity and time

Publication numberOT-2026-000010245 · never reused
Internal UUID01a0ae6b-cb7b-7406-95fd-0187e41f1196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010245
StatusPUBLIC

Content hashes

Canonical textfb86e927ed4df5b3b9bd98f5a9bdba33890d4cc47a42c7ac3cdc21e3a5b3fd05
Markdownaa429f2c80ad42986bbba2c351ff10dfabb2910219522910a15da283f66c6061
PDF
Publication page8f7361495119070ba8c7926d464c5ebcd8e3d1d257b1c131df96298f427c5bb1
Manifest2b19512db47c2fa16cdcc6ee248bff713aaccb1e49f97db125a791f233c61e2c

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
Signatureq/hOHqN/MWIiYciP0DxjHZlB2x8r2WFeNa7KgvhkZlmt2Fmd8QLGDT0adUxXB7zR7qFuYeAv7Gc6c3bTCdnaCg==
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

2026-09-17T12:16:22.804262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010245
observed 8f7361495119070ba8c7926d464c5ebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.784092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010245/manifest.json
observed 2b19512db47c2fa16cdcc6ee248bff71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.764298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010245/publication.md
observed aa429f2c80ad42986bbba2c351ff10df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.744542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010245/publication.txt
observed fb86e927ed4df5b3b9bd98f5a9bdba33...
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.