OpenTechnical

OT-2026-000098493

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000098493) never changes.

Identity and time

Publication numberOT-2026-000098493 · never reused
Internal UUID01a0aea1-e966-7e6b-b277-05077dd93476 · 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-2026-000098493
StatusPUBLIC

Content hashes

Canonical text174df6ae562310ff9a57601badd560cc9eb09bb33dce5fe44d14767040d89428
Markdown090e0377aea0c72708339feab5096ef68a244a4818347505aa8a6b07c3f476cf
PDF
Publication page2c4e240d3c8d4c69145e30e685873cb16dd93980bd4dc1033b529de120738ce4
Manifestc8ff7978b419e0f373514dcc9f3ca5753d602f464c47ee4cef71229b22dfc73a

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
Signaturec+1ynLyVNO4xW3uNpNj0cxPD+uAi4wrXgdUkghTqg3DwMtWXBAq6Nd/pzgxuwS3napefzy6JRhbPSFsvTakcAg==
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

2026-09-17T09:32:21.781638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098493
observed 2c4e240d3c8d4c69145e30e685873cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.762276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098493/manifest.json
observed c8ff7978b419e0f373514dcc9f3ca575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.745898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098493/publication.md
observed 090e0377aea0c72708339feab5096ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.726997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098493/publication.txt
observed 174df6ae562310ff9a57601badd560cc...
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.