OpenTechnical

OT-2026-000025764

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000025764) never changes.

Identity and time

Publication numberOT-2026-000025764 · never reused
Internal UUID01a0ae71-a83d-7084-9b04-1eb36bfba3b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025764
StatusPUBLIC

Content hashes

Canonical text0b0086761074e75026ce6be58a5651b2643263caa97ac10d48b041036892b15e
Markdown9adfb783e56ab32d913f52cdbe5b8531b6a3494a16c9202d4876fdc213994c06
PDF
Publication page2d5ba5d177f970fccf0febfe6892a52c1418c40561eb5bb94a09e11abc72dba7
Manifestaf91f6bc2069d3661a266bbd3479b111f93177c675fca324125358844c65252f

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
SignatureT5RFeYaugrSjaH/SIehnf0wT6OjfDq0B6dnRo5zyfWUnG0buJpabvG+qacI7AXS7TENtPOwo8WXt43Rh6Zx7Dw==
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

2026-09-17T11:45:57.854127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025764
observed 2d5ba5d177f970fccf0febfe6892a52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.838653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025764/manifest.json
observed af91f6bc2069d3661a266bbd3479b111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.820549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025764/publication.md
observed 9adfb783e56ab32d913f52cdbe5b8531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.803342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025764/publication.txt
observed 0b0086761074e75026ce6be58a5651b2...
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.