OpenTechnical

OT-2026-000007534

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000007534) never changes.

Identity and time

Publication numberOT-2026-000007534 · never reused
Internal UUID01a0ae62-4df6-7a0f-899e-136525e520f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007534
StatusPUBLIC

Content hashes

Canonical textd2c16141ef865bebb123e63783281bbc3e0d40b80052db9d4e521e57b359cacf
Markdown35718286c0e7a0eb661649259630cd5969bcad4c5748a14a0022f2775db0b9dd
PDF
Publication page9e4b273fb15dc0eb8959a3fe6dcbe44255e6a85eb5579c99c946723692cc06bb
Manifestff753618d3fc7dad0d12e0e6cdb4f63c4bed713945201e6814932790611e6186

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
SignatureeWJpxZD80jyrwnspdATGq/wPGIgAKIkD4lNMXl7QEKfZGNtDdTS17AaK2OU4I7wDkouKqseARMsHYQz1UxQ1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:22.568781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007534
observed 9e4b273fb15dc0eb8959a3fe6dcbe442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.553007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007534/manifest.json
observed ff753618d3fc7dad0d12e0e6cdb4f63c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.536010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007534/publication.md
observed 35718286c0e7a0eb661649259630cd59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:22.518597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007534/publication.txt
observed d2c16141ef865bebb123e63783281bbc...
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.