OpenTechnical

OT-2026-000098144

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000098144) never changes.

Identity and time

Publication numberOT-2026-000098144 · never reused
Internal UUID01a0aea1-e963-79a3-a69c-52f5e875e7d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098144
StatusPUBLIC

Content hashes

Canonical text6049816bdf95fa96e19db23e6d934ec71cd2ba1794d106b422b8012493e507c7
Markdowne104e2dad40cd7fa7e7879cd8fbaddf28684e30418aea989f7edcf6323474792
PDF
Publication pagec10d5d299c6d6f91bab9b796a8c16b29b3174ab03178244c02e9b19fa1982ef3
Manifestaa55718f4fd5a8fa00416477ebf834ee7aa857fc673a20a067d60be624504484

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
SignaturehNdxnyn2dcq+ydqjsE73bWVK6Qohas+aOX/7buQIy3YutAoaydEipib+UDgrngFffYVVj9AY264gVBt3H4kgBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:17.490364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098144
observed c10d5d299c6d6f91bab9b796a8c16b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.471878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098144/manifest.json
observed aa55718f4fd5a8fa00416477ebf834ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.453835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098144/publication.md
observed e104e2dad40cd7fa7e7879cd8fbaddf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.437395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098144/publication.txt
observed 6049816bdf95fa96e19db23e6d934ec7...
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.