OpenTechnical

OT-2026-000025068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000025068) never changes.

Identity and time

Publication numberOT-2026-000025068 · never reused
Internal UUID01a0ae71-2729-71d7-b49d-cc08b8fc3298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025068
StatusPUBLIC

Content hashes

Canonical textf79f2fb474f8a65ff44b1c0fe4f61b79dced6c1d380b567b2155d7197ffc3b9f
Markdown09afb5e7f6b2a6c2815c208d64ea62e65280765073456df469771a216ee9ce69
PDF
Publication page04d3d8be281ed7b78dc4988771ca2d1c362b37aa2bdfbdc9a608d923d5ee7733
Manifestd1b8c794ed752be0db96fae06d3f79109eff181b58f03ef47955c18386ca9fe9

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
Signaturetr36BSNwRPIYqewXzybX1jRJH8ubHBdqCpMs1wyYpyH3MzM6v8l6F+YOqXh/vnoe85JtYFpMevUu0C6E/RyPCg==
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

2026-09-17T11:48:28.811347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025068
observed 04d3d8be281ed7b78dc4988771ca2d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.793392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025068/manifest.json
observed d1b8c794ed752be0db96fae06d3f7910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.775575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025068/publication.md
observed 09afb5e7f6b2a6c2815c208d64ea62e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.753492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025068/publication.txt
observed f79f2fb474f8a65ff44b1c0fe4f61b79...
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.