OpenTechnical

OT-2026-000059631

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000059631) never changes.

Identity and time

Publication numberOT-2026-000059631 · never reused
Internal UUID01a0ae89-ec24-79bb-aae9-370e1eeb6fc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059631
StatusPUBLIC

Content hashes

Canonical text20a80a0b042def8a317562cac974e2aa9f98ef4be0db1e1175f8571819d54eab
Markdowna672ff5b93d2cac7b8f7073823b95405456ff16de6f81c6f78278d360291eeaf
PDF
Publication page8814590c1bb628ddb76ba9baaae8de5a0e96316f4068000e4d5c464724040f68
Manifestfa2ece81a02e62a23688b468cf4935a633dea83ff7f085ac848d8cb1d774a588

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
SignatureYBJDT7uA14l0qr3IXp2XRSkAbUaDpE6nm4qBnjDi3frieax8KMZ++RC7ynqW3yCsU1UHNO5s7f+2psMbf22sCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:19.229139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059631
observed 8814590c1bb628ddb76ba9baaae8de5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.210337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059631/manifest.json
observed fa2ece81a02e62a23688b468cf4935a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.191625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059631/publication.md
observed a672ff5b93d2cac7b8f7073823b95405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:19.175323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059631/publication.txt
observed 20a80a0b042def8a317562cac974e2aa...
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.