OpenTechnical

OT-2026-000027734

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000027734) never changes.

Identity and time

Publication numberOT-2026-000027734 · never reused
Internal UUID01a0ae72-699a-74c5-9ee0-a803e446f08a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027734
StatusPUBLIC

Content hashes

Canonical textd0ff73025b63cdcbc1cadb9bf813fcde2e8f38e95a79be248a54e72c6a6add49
Markdownb131445beb9898b7eb0aeaf5259cce42f079fcbf20663a85e141d2086f0d9541
PDF
Publication pagefbd763d254e49acac04d837578244083e1a7f0afad14d670e05de95f3f9a3fe6
Manifest2db0ef3c915d5a5fd9e849fb38f8c8bbc6949ae8a936d21dd3f0fbe08211163c

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
Signature+qaI9tl6Uni8kYeTNLCNn/sg2Z4maqXHu4fvK69P0wcH2scJJgL41b2mpsfp4g+qQQyF5sSmKJHNw/DpUiwDDw==
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

2026-09-17T11:43:17.542076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027734
observed fbd763d254e49acac04d837578244083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.526520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027734/manifest.json
observed 2db0ef3c915d5a5fd9e849fb38f8c8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.509284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027734/publication.md
observed b131445beb9898b7eb0aeaf5259cce42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.493168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027734/publication.txt
observed d0ff73025b63cdcbc1cadb9bf813fcde...
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.