OpenTechnical

OT-2026-000097698

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000097698) never changes.

Identity and time

Publication numberOT-2026-000097698 · never reused
Internal UUID01a0aea1-92f4-7a3d-8ddf-fb171d8fefec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097698
StatusPUBLIC

Content hashes

Canonical textda52c5305daa916067ff3f37828b60c68d418b30280161149b05aaab76f13d7d
Markdowna4964b953f1cf9a05c546899e7cac1e5e7af1304e9f1d807d716e701268e9f12
PDF
Publication page20178c2d0bdcd704dec718b28f4a1370c31a8cae8d9ab51b466eb74e2b55b761
Manifest9bb13f41938ca79ba5ffa00fb3c1e6deee33fdf18c1619cfbb1e0ba4c5bce9fa

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
SignatureryHkhc34uNmnB5dxSPSrvd7Q7XqsC4DguWYztOhdLE/fSepxaD24RpX+SV4a9vZq7QLrEA22oNpuqUDmapYZBA==
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

2026-09-17T09:32:43.362411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097698
observed 20178c2d0bdcd704dec718b28f4a1370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.344029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097698/manifest.json
observed 9bb13f41938ca79ba5ffa00fb3c1e6de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.325951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097698/publication.md
observed a4964b953f1cf9a05c546899e7cac1e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:43.308697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097698/publication.txt
observed da52c5305daa916067ff3f37828b60c6...
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.