OpenTechnical

OT-2026-000044018

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000044018) never changes.

Identity and time

Publication numberOT-2026-000044018 · never reused
Internal UUID01a0ae7b-d679-7603-aefa-cf7bea5193d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044018
StatusPUBLIC

Content hashes

Canonical text0eba4c0f07de9d2649b8ea8bb5e37447eb2c5c60585571aa0d8939019eac1c3e
Markdown66e052fa1b06122d78779054101ad4a0fcd3b2005300330a48e3c454888d178b
PDF
Publication page6584e255b593684838e44aae23f4ad66ce22e14b9eee109ac00a6db33b6e4788
Manifest49102c3f181bbd411dad85b06069205ffcda235875b6f24a7474eaeb4864106a

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
SignatureUObgdNrL7pTI2SCgpbk7ZXHOys+cdTbbNupTueJ0/zcqHFj5lO0fjVVgmswcmPIeGepzI6aHxezuF23kqyuXAA==
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

2026-09-17T11:12:24.054452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044018
observed 6584e255b593684838e44aae23f4ad66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.035077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044018/manifest.json
observed 49102c3f181bbd411dad85b06069205f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.016101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044018/publication.md
observed 66e052fa1b06122d78779054101ad4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:23.997563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044018/publication.txt
observed 0eba4c0f07de9d2649b8ea8bb5e37447...
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.