OpenTechnical

OT-2026-000063200

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000063200) never changes.

Identity and time

Publication numberOT-2026-000063200 · never reused
Internal UUID01a0ae8c-94ab-7bf4-bd3e-ab4824324123 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063200
StatusPUBLIC

Content hashes

Canonical text604aaebfe3d14a2e171fb55ed49f3ee164afc0daa5f2ed1683d9f8c26a3c85f3
Markdown332195e0a4ecc923f5f46fee83e19c6a6eddf2b10cd2d2eafdcdfbb1aa0a85df
PDF
Publication page46d07809ccfb5151a8291d6f6a8764d2c3d53b307f35e54da7534bc4e76d7bb7
Manifestb29844a75a6f68b609930c20a789298f873b0b803b2c2bae013a29cf4f2cad72

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
Signature+HetshdldZUbtXgyTrKzi1H2psGmMLGB9AVK3B/SGlnTQNpxsfjnOkyEh6nu3bYFXuMzY9GMqHV+SJSWcLd+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:38:59.899157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063200
observed 46d07809ccfb5151a8291d6f6a8764d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.881597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063200/manifest.json
observed b29844a75a6f68b609930c20a789298f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.864094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063200/publication.md
observed 332195e0a4ecc923f5f46fee83e19c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:59.848371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063200/publication.txt
observed 604aaebfe3d14a2e171fb55ed49f3ee1...
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.