OpenTechnical

OT-2026-000076262

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076262) never changes.

Identity and time

Publication numberOT-2026-000076262 · never reused
Internal UUID01a0ae94-6a6f-70a0-8238-eeae541f5f10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076262
StatusPUBLIC

Content hashes

Canonical text5aae69d1dbcf0a2144743f8ef10211057cdcb08a6e4709aa1e6d14816a92d7cb
Markdown03025f3fe64dbdc926b96e8b19459b2bce15d329afe98378afef14aaca005181
PDF
Publication page6cede1c3ef3535dafef26109831046ca1e70b6c38d04eb586f87451612372133
Manifest7a28ebd0cd99c4163a9367b2ca9685846a0ae55a610127d56ff60fd1f5bb34fb

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
SignatureliDSKUKVwkYH9W7ntMfaANB38bfq7AdBuvfs5LkNm/MjUNL91/TtpZ+ODn302inQm6XUCXc5UDpMaEVlDpHFAg==
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

2026-09-17T10:11:59.278260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076262
observed 6cede1c3ef3535dafef26109831046ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.255092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076262/manifest.json
observed 7a28ebd0cd99c4163a9367b2ca968584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.232335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076262/publication.md
observed 03025f3fe64dbdc926b96e8b19459b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.210179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076262/publication.txt
observed 5aae69d1dbcf0a2144743f8ef1021105...
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.