OpenTechnical

OT-2026-000098878

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098878) never changes.

Identity and time

Publication numberOT-2026-000098878 · never reused
Internal UUID01a0aea2-8286-7175-abba-6480f63c9958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098878
StatusPUBLIC

Content hashes

Canonical text14c71b9a296d6439a1ccb66d6f072c9110e049b663f743406fd855122d6c4cca
Markdowna368c6f747b640419df181f27836ab892e2e1835070052e84872a472e2866fed
PDF
Publication page1546572c6ba2f2ba86b1f0e9ac4c1d011788119808dc5340cfd50c9d4f5341f5
Manifestcbf27ebc9c971507c26b2047f712a16f03fd5ce8e2c593801c14917419918a14

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
SignatureJeJX6JiUtkDMMK4gtCJR30Vj6AIFH4cSOIfCxiig7R8Tp140hIeD0VQ3F+v6hJj508gD5I0H6cDUZirvJ0b2Cw==
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

2026-09-17T09:29:55.651591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098878
observed 1546572c6ba2f2ba86b1f0e9ac4c1d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.632823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098878/manifest.json
observed cbf27ebc9c971507c26b2047f712a16f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.614389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098878/publication.md
observed a368c6f747b640419df181f27836ab89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.596422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098878/publication.txt
observed 14c71b9a296d6439a1ccb66d6f072c91...
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.