OpenTechnical

OT-2026-000095576

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000095576) never changes.

Identity and time

Publication numberOT-2026-000095576 · never reused
Internal UUID01a0ae9f-8f75-7eb9-8b9d-a568fe0bcd1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095576
StatusPUBLIC

Content hashes

Canonical text3a9455f4a6750bb30ffbfd08c32296ec3051cd6adf38b2387c68963de7744c35
Markdown4b3f43fdfc30484b67bfd06ceae05b73d9508472161883c11e11f442420b25ed
PDF
Publication page6518495a32a3a76fd1102548819f470c2f7fe18d8848b2a54674d47b684a397a
Manifest925c13bb7e5315c17d08202b669fb911b03be445737640cc20c34e240e26a6e9

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
Signature+7EPQ0K3iSK4KHpj7jMf2CPxPY67Fb8bNYvjBiE3ECnO+vbdNqQjcIHTNTwogmf/eliT5so8Zsc92xCHJQIABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:59.676885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095576
observed 6518495a32a3a76fd1102548819f470c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.659999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095576/manifest.json
observed 925c13bb7e5315c17d08202b669fb911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.641789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095576/publication.md
observed 4b3f43fdfc30484b67bfd06ceae05b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.624559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095576/publication.txt
observed 3a9455f4a6750bb30ffbfd08c32296ec...
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.