OpenTechnical

OT-2026-000100769

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000100769) never changes.

Identity and time

Publication numberOT-2026-000100769 · never reused
Internal UUID01a0aea3-66f4-7834-8b11-8e3ae2964ae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100769
StatusPUBLIC

Content hashes

Canonical textb4e4627a8c5199718ddc3f2d7f98c620eba064e0cfc276d13f0b63295b020ca5
Markdown3a193530e89055e6caf487dc2e7d6ab85c4f109d62f956093328854542eabdd7
PDF
Publication page6eb04ea9541363b94ae0c0f93ebb04f503d678ede1a54cb11fe708a67806127a
Manifestc66f72744184d36ee6cc7d1c889d829297bb67e07b88a7aeea634d10ead758a7

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
SignatureNTlRYM89utt8+++3NqxfN7mfCz1Yha8WpZH3DHtxxvkdbSjMrBgI7FV8VnclIDrWqY49Rj9jG1kiTuu9AxSrAQ==
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

2026-09-17T09:27:36.521268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100769
observed 6eb04ea9541363b94ae0c0f93ebb04f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.503306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100769/manifest.json
observed c66f72744184d36ee6cc7d1c889d8292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.487507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100769/publication.md
observed 3a193530e89055e6caf487dc2e7d6ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.469498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100769/publication.txt
observed b4e4627a8c5199718ddc3f2d7f98c620...
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.