OpenTechnical

OT-2026-000009130

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000009130) never changes.

Identity and time

Publication numberOT-2026-000009130 · never reused
Internal UUID01a0ae6b-31b9-7815-b261-93af578b51b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009130
StatusPUBLIC

Content hashes

Canonical text54ebfa9b5a52e4defb9c1fd3c181b08c9be0deb9aea8786d39609e055c390e8e
Markdown19560370fa36e07c1d540d3504f702e1885168d0091f13f9285be90ccbcd6f54
PDF
Publication page7a7a1fc5bc462c9a5b9b28eb0bafce19a70f6ba9b8b07d0b6b7ab0d9fa62b5a0
Manifest2923d56d0193d17fc24507eb854336c8af84a9f3b6fbf3d3a39025127db9dbb3

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
Signatureh41yRpzCLTqBmXFcl8VipCtt7mf76Bom/yq1DF2tS82+vT67VfgMKzNe7XB6ALEYiLsoAtN9BeFoN4e1pulEBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:49.358512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009130
observed 7a7a1fc5bc462c9a5b9b28eb0bafce19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.339850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009130/manifest.json
observed 2923d56d0193d17fc24507eb854336c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.321230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009130/publication.md
observed 19560370fa36e07c1d540d3504f702e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.302533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009130/publication.txt
observed 54ebfa9b5a52e4defb9c1fd3c181b08c...
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.