OpenTechnical

OT-2026-000062871

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000062871) never changes.

Identity and time

Publication numberOT-2026-000062871 · never reused
Internal UUID01a0ae8c-94a8-70df-83a9-a1a8bbc32f49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062871
StatusPUBLIC

Content hashes

Canonical text76199d5a12efd74da7bbd0ae44fe0171cd05b80429aa0ecae32c85dd99621108
Markdown3dcdad03d02c6d663220a12ff2d596846bb66189154da3a8dbf6da770c93b1cc
PDF
Publication page204d240ea6ba2b067de885d690598b71d104277f8f6a2113ed493284517d25bb
Manifestc24c31ad2680940e724c6e31989dbdc5cca4c157b8ae97c072124bfa40b7cc7d

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
Signature8b4ufVfXl6hey+T6d02ScbmRnfrdKDap8WYD1qhqSeMgz2ocaq9J8Dw/ssOF50J/5lrj8W7x4z5hpEC5JKAFBw==
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

2026-09-17T10:40:13.648578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871
observed 204d240ea6ba2b067de885d690598b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.624097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/manifest.json
observed c24c31ad2680940e724c6e31989dbdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.604173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/publication.md
observed 3dcdad03d02c6d663220a12ff2d59684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.582892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/publication.txt
observed 76199d5a12efd74da7bbd0ae44fe0171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.366172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871
observed 204d240ea6ba2b067de885d690598b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.349397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/manifest.json
observed c24c31ad2680940e724c6e31989dbdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.331148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/publication.md
observed 3dcdad03d02c6d663220a12ff2d59684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.314900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062871/publication.txt
observed 76199d5a12efd74da7bbd0ae44fe0171...
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.