OpenTechnical

OT-2026-000065576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000065576) never changes.

Identity and time

Publication numberOT-2026-000065576 · never reused
Internal UUID01a0ae8e-46fa-7378-8214-1e26ae70c281 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065576
StatusPUBLIC

Content hashes

Canonical text2ca66ef1cdbd36f422de648791e142a46349c5c2bb0555c3ad6e16a4c7233560
Markdown42b62e5cf2ccbea902ed05ae88e937180d6f1aa807894cdefaa0e6328b961485
PDF
Publication page5687a985ffe91a8e84f440b13265d481efb952964d9c031aab0cc209d0b25ada
Manifestbf2e928dc43e6d6f6157061d0be3c79dab765319549d12b4f6d031ebedd7cbc8

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
SignatureC7y0nA7v2jMgJWyBmPfpy1LqoUDeazwuP7IVLA9kKv3mC9W6vui5JNZ97v38hqTx1AxS8JosrG5CF2+DyfZFAA==
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

2026-09-17T10:33:55.561253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065576
observed 5687a985ffe91a8e84f440b13265d481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.533701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065576/manifest.json
observed bf2e928dc43e6d6f6157061d0be3c79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.506261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065576/publication.md
observed 42b62e5cf2ccbea902ed05ae88e93718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:55.478157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065576/publication.txt
observed 2ca66ef1cdbd36f422de648791e142a4...
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.