OpenTechnical

OT-2026-000014955

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000014955) never changes.

Identity and time

Publication numberOT-2026-000014955 · never reused
Internal UUID01a0ae6d-d095-7764-96ad-fcc57359e53b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014955
StatusPUBLIC

Content hashes

Canonical text8e2fc2a9bad341bc08aa017a5ca6277c17a40ad096d9751a05d2ae209f4bb0c7
Markdownd44ea6c7c096c2c0dfaea9bf1054668fbb1471afdfca89c329138ff84eb8a264
PDF
Publication page89b5b699e52a64ab5fbcc5c6a45569be38d84ea6c651242d10dbec0d67c60cd2
Manifestde8ae5c80cdf46a9fad50166986efd48309494158189af99bb82f2d77b528251

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
SignaturezqDKv/gSIehLGNJ1H5XdLFhOKYGDiM9RvNP3DeNP2zAvvc1W2WY4+rO229pewgjm56+KNBnQD7o+WX5rARmCAA==
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

2026-09-17T12:06:54.418074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014955
observed 89b5b699e52a64ab5fbcc5c6a45569be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.398793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014955/manifest.json
observed de8ae5c80cdf46a9fad50166986efd48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.380380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014955/publication.md
observed d44ea6c7c096c2c0dfaea9bf1054668f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.360696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014955/publication.txt
observed 8e2fc2a9bad341bc08aa017a5ca6277c...
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.