OpenTechnical

OT-2026-000051155

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000051155) never changes.

Identity and time

Publication numberOT-2026-000051155 · never reused
Internal UUID01a0ae83-273f-7307-a2cc-1bd97439bdf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051155
StatusPUBLIC

Content hashes

Canonical text118dd8ee5dc4c6401f96042353f16e08e3efc6480a24e3d64e9e2c9d0468b62e
Markdown112ba5c8202275409ba27431eefc6c9c1a797de8740f695e013136e8411fb474
PDF
Publication pagede01d65cb162be1a155390801e4f5a0760aba6e5c3d105f23f519917564cc421
Manifeste9ff7b46fbc16cb4aae9ecd78603f7620f134742077f0318e9cb456003506aad

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
Signaturez1G6ARDNJKNiLSwNczp+5V5y07gil17AoxF4B6z32BPevvSpRXkGIG/PlYeX6034qqqJMYVG8ph8FRpUpoqKDA==
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

2026-09-17T10:58:55.070608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051155
observed de01d65cb162be1a155390801e4f5a07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.052281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051155/manifest.json
observed e9ff7b46fbc16cb4aae9ecd78603f762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.034916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051155/publication.md
observed 112ba5c8202275409ba27431eefc6c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.015877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051155/publication.txt
observed 118dd8ee5dc4c6401f96042353f16e08...
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.