OpenTechnical

OT-2026-000017596

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000017596) never changes.

Identity and time

Publication numberOT-2026-000017596 · never reused
Internal UUID01a0ae6e-76ca-7d5d-96dd-a45f63f70b21 · 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-2026-000017596
StatusPUBLIC

Content hashes

Canonical text4915e2569907e7a9a6916fdf4b6ecc45c0d878d827c7ae978b9f6e1389fd3773
Markdownda4eddbf0b02d5fd47723885e68392d4b401e69a0bed02fe821ea782c6b93f48
PDF
Publication pagebc209b2e1659ee11c16b23e96548c606847060ce4da706a43a088aa1b603dbfb
Manifest431614780638079792d5e6b6edb3e02789594c185dd8d6e82a9ec5e0ff925ca0

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
SignatureRsJ/DcNeceSINbBOyPXz2oECmQ0WaWroB3UcM9r8leLR3KI6DUT4OThVF5zft18EzRO9ohd+/bC36CRqVkUjDQ==
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

2026-09-17T12:02:46.521523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017596
observed bc209b2e1659ee11c16b23e96548c606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.504317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017596/manifest.json
observed 431614780638079792d5e6b6edb3e027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.486625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017596/publication.md
observed da4eddbf0b02d5fd47723885e68392d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.467396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017596/publication.txt
observed 4915e2569907e7a9a6916fdf4b6ecc45...
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.