OpenTechnical

OT-2026-000076325

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000076325) never changes.

Identity and time

Publication numberOT-2026-000076325 · never reused
Internal UUID01a0ae94-6a70-7982-a825-130c91c9167a · 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-2026-000076325
StatusPUBLIC

Content hashes

Canonical text8d8ee2d89c93fc777f25263d47db5e55a6584caa6bf10868ec25dbba6083405f
Markdowne634d459580b9309d542a00ba2bbe799e4d5e02ccd7f5e11df0d6e77c9a75f0a
PDF
Publication pagea4ef19aa2c7f0347e9961beeb7a61a2a2cc942ca9fb8c9130f3123edc65b62ec
Manifest78344ae50e0e056d8e6232edd63c2767fb872a893e4be48e93fb7353edbecab3

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
Signatureoj/kzRm24iXLSaV/jQI/g7J4eZL694L2BG+6K7SNyNEAaWXF1j35yGX1ttYvRtqlN7kF/1B0eulzE9lBAGQIBQ==
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

2026-09-17T10:12:10.743537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076325
observed a4ef19aa2c7f0347e9961beeb7a61a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.726401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076325/manifest.json
observed 78344ae50e0e056d8e6232edd63c2767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.707257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076325/publication.md
observed e634d459580b9309d542a00ba2bbe799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.689473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076325/publication.txt
observed 8d8ee2d89c93fc777f25263d47db5e55...
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.