OpenTechnical

OT-2026-000008527

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000008527) never changes.

Identity and time

Publication numberOT-2026-000008527 · never reused
Internal UUID01a0ae6a-e46a-758b-848e-e28acd296e06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008527
StatusPUBLIC

Content hashes

Canonical textd22be637959167c208f4c3f7486127542719f6e024e53707e51742f0f19d8a63
Markdown7ee968f4c5da3e5c0e017c631ad82fdfdc0ce6dee3f0aaee1b19cb77c9a4c4c9
PDF
Publication pageab8f5800bc2b3e79c82e2adf47116c4fdae5c05ca05751bdd9a66a10a4423c71
Manifestd98f80aa2c5aa3054b47d57a53ad32ab1c0002c1feaa56401baec83c5a0baf49

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
SignatureuXO+ZYq3WrNT2K9Dqbf+SdR/13Ea8xa22z/nwY56r4n3BhSOXjT7d8/7EfZTY6A4egQwuK6xfme/HczMGgYIAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:26.684599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008527
observed ab8f5800bc2b3e79c82e2adf47116c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.664789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008527/manifest.json
observed d98f80aa2c5aa3054b47d57a53ad32ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.645963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008527/publication.md
observed 7ee968f4c5da3e5c0e017c631ad82fdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.626934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008527/publication.txt
observed d22be637959167c208f4c3f748612754...
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.