OpenTechnical

OT-2026-000066512

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000066512) never changes.

Identity and time

Publication numberOT-2026-000066512 · never reused
Internal UUID01a0ae8e-ce41-734b-aa70-d2ecc2f97aa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066512
StatusPUBLIC

Content hashes

Canonical text405efd7cd42813e9f04032e022827ad9eec5dcce4031ebcbbe7f147491e63b9b
Markdown571ed177fd98e5aa9945bd598ac508d2ba3351dfb26e7a61edc5cfe1693e599a
PDF
Publication page13ff7f833c8190407a2c02c07e630ba889c3c0ac6190d3e48a03efa71e089f6d
Manifest84196a4235ea1d373e6bea42c975300877cf5fba000ccef5b7ff4cc129363562

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
SignatureXkjRLxbYUMUe2da3gxuOsw1y7AKbdALIVeh5AYXlq54YAmfj1Bj1YjvmcScQ0fdsiH5P4qQw+HOOopTRi2B6BQ==
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

2026-09-17T10:32:46.400446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066512
observed 13ff7f833c8190407a2c02c07e630ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.383582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066512/manifest.json
observed 84196a4235ea1d373e6bea42c9753008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.338094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066512/publication.md
observed 571ed177fd98e5aa9945bd598ac508d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.291216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066512/publication.txt
observed 405efd7cd42813e9f04032e022827ad9...
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.