OpenTechnical

OT-2026-000093889

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093889) never changes.

Identity and time

Publication numberOT-2026-000093889 · never reused
Internal UUID01a0ae9e-92c8-7c45-b1ce-788ff7857ec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093889
StatusPUBLIC

Content hashes

Canonical textdb6977cf7699d3aa4d77097b41e927d91c2895365389bf38896e6aef4fcda229
Markdown0fc54d2eb169f84d6bb2973704dc3e3faf4d37659749f934631b34a9d6ffd9d5
PDF
Publication pagef073d3c9fea8b1982356503a5ea82c06578914ae8dcebc3be203cef33f8c14cb
Manifest56a206b40d6f670007ab7ebab96aa521cbb94ea4d69198b8ab50593e4dfbc97a

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
Signature45LC/2uMtNwpa9+E/rhszL/QF93QpmV0MpR/7POkddlO7Umq0t3+SIhr5Vpc373TphzZOY7AgbvxUSPO9DlXDA==
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

2026-09-17T09:38:09.123692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093889
observed f073d3c9fea8b1982356503a5ea82c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.106349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093889/manifest.json
observed 56a206b40d6f670007ab7ebab96aa521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.088536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093889/publication.md
observed 0fc54d2eb169f84d6bb2973704dc3e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.069222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093889/publication.txt
observed db6977cf7699d3aa4d77097b41e927d9...
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.