OpenTechnical

OT-2026-000017598

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000017598) never changes.

Identity and time

Publication numberOT-2026-000017598 · never reused
Internal UUID01a0ae6e-76ca-749c-a804-d453d200ad8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017598
StatusPUBLIC

Content hashes

Canonical text610003ad960cb27da34696e0d024b7e575d2e09ea88d15750400e32f07a27412
Markdown8a8073aeb260e20cf08a7f61e69e57e33f58dcdf5d28cfef3b1131d1d1efb796
PDF
Publication pagef2fa372759b61f438cc5b4083308030fbe31c8a02c317c8f526275812864c46e
Manifestebdb0a1eadf0ef66e2e593628627994ccebb17702882ac488fe8e2b8e36e57a1

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
Signature6UXmjo+K1QMmTf1o6tGqr4otB9ePUUbq4r2ZOx7rgZc28A4vK64hu/CDeRhd3O4LJ+QeBSBhNZWMcNMegBRxDA==
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

2026-09-17T12:02:46.677872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017598
observed f2fa372759b61f438cc5b4083308030f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.659272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017598/manifest.json
observed ebdb0a1eadf0ef66e2e593628627994c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.639422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017598/publication.md
observed 8a8073aeb260e20cf08a7f61e69e57e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.621114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017598/publication.txt
observed 610003ad960cb27da34696e0d024b7e5...
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.