OpenTechnical

OT-2026-000066754

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000066754) never changes.

Identity and time

Publication numberOT-2026-000066754 · never reused
Internal UUID01a0ae8e-ce42-79ab-9570-7e8f1dae67a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066754
StatusPUBLIC

Content hashes

Canonical text5b12dd280481e664752caea9a70838d4e7782032e08e75a2639a50a28eef34bc
Markdown35131bf48dd71a1b23e074996d27bd7241d32b9240228fcdbc5128703c342e4e
PDF
Publication page846f50ea998eb3cccc7a9c5893721cda88d5b1da85ffd3d2df9d9e5037ba707a
Manifest7793be4e1fc169ac77054a798b6ba9b7730e56866e65ab883c99077005aab773

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
Signaturesv0DvrBXaaRrDv+hRvvjuFsVMl0yAPt3fvzTvVBhQ1PTpnMBvuPegT5fJFl+MfWWMhIL0B5AYeOuTHb+oAA5CA==
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

2026-09-17T10:33:10.002327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066754
observed 846f50ea998eb3cccc7a9c5893721cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.985119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066754/manifest.json
observed 7793be4e1fc169ac77054a798b6ba9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.968680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066754/publication.md
observed 35131bf48dd71a1b23e074996d27bd72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.952118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066754/publication.txt
observed 5b12dd280481e664752caea9a70838d4...
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.