OpenTechnical

OT-2026-000041443

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000041443) never changes.

Identity and time

Publication numberOT-2026-000041443 · never reused
Internal UUID01a0ae79-b145-7a92-af2f-5fe5c12c03ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041443
StatusPUBLIC

Content hashes

Canonical text1e094574b60a8c7dc330e50d8f01ac755a7e421f47e88d6dc24e8c28c69e4e6f
Markdown2e00505d0b3263951d2eb007dc8ac2dacbd83656f9f884df6ec5551b4c67e99d
PDF
Publication page7ad3086182ddcc71d47f1ede9b33c29dfc1b3910e23f39acc7eaebc3ae044599
Manifestd225bcb426fb7607333c098e1fccbbc5994106aeb67f5eb3e5090441ed1e76b8

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
SignatureuwRE4sS6xyS+a0CgwK9/SZGSu5VVpopi+j0VXhPh+pK82QnPpQSq8cV+jheTws6ZeuIk0QmSsQpLKfGTtfO2Cg==
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

2026-09-17T11:17:27.961201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041443
observed 7ad3086182ddcc71d47f1ede9b33c29d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.943354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041443/manifest.json
observed d225bcb426fb7607333c098e1fccbbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.925582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041443/publication.md
observed 2e00505d0b3263951d2eb007dc8ac2da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.906837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041443/publication.txt
observed 1e094574b60a8c7dc330e50d8f01ac75...
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.