OpenTechnical

OT-2026-000041967

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000041967) never changes.

Identity and time

Publication numberOT-2026-000041967 · never reused
Internal UUID01a0ae79-e8a7-7179-a81a-a507dab0ae42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041967
StatusPUBLIC

Content hashes

Canonical text624e5c5ba9cd5fbd30d645e8139197831b111f155935652f2c4f49433743e34c
Markdown70c6a0bf3bed7c544e2b2d79ec0da49706c8acba7a060c5566297db5ab128780
PDF
Publication pageaaf6f00299562e7c94aea5a2610feafcec134e6dec6b44056c02a680e952a43c
Manifestdb7e9be3fa25ae976b3ee31fef617b8a5407b1b14aa1b64f7cd82c3775734fed

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
SignatureLDBg6LfSjVcwigNqjNKdl+8jxp3SyM4tagWpKz4pAXqWcvo21bhIkc6xtyckDXRxnA5Em8x8eqnctq6fJ+1mAA==
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

2026-09-17T11:16:51.608828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041967
observed aaf6f00299562e7c94aea5a2610feafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.593912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041967/manifest.json
observed db7e9be3fa25ae976b3ee31fef617b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.578650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041967/publication.md
observed 70c6a0bf3bed7c544e2b2d79ec0da497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.561680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041967/publication.txt
observed 624e5c5ba9cd5fbd30d645e813919783...
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.