OpenTechnical

OT-2026-000044918

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044918) never changes.

Identity and time

Publication numberOT-2026-000044918 · never reused
Internal UUID01a0ae7c-911c-711e-bf91-fe09eb6b7ccb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044918
StatusPUBLIC

Content hashes

Canonical text2a170758b47d4dc28255ad041eeeb53ba06dcf9ac676ec18fd6af5fd673c66f0
Markdownf6552efe4167f21fcd0012c32e694e275bd54b77a09ce560d0043cd454b984d1
PDF
Publication page20b4f107c62357cf662080c7dd8374ca237d4307a2ea93727c1a7afd03c8cd46
Manifestcc85a64243a2e366f3aa008f4c3b5aed890544fc4d51f544b70dc52da05b7d60

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
Signature7hA/e6jZRQ8MtlKfVtw0EJoQTVubri+CUNDI7soblrbzCSfIjUjNYb+osRiTvyUy725v7O3+0MFwZ1j0mPQ2Bg==
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

2026-09-17T11:11:35.369380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044918
observed 20b4f107c62357cf662080c7dd8374ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.351843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044918/manifest.json
observed cc85a64243a2e366f3aa008f4c3b5aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.334243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044918/publication.md
observed f6552efe4167f21fcd0012c32e694e27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.317234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044918/publication.txt
observed 2a170758b47d4dc28255ad041eeeb53b...
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.