OpenTechnical

OT-2026-000102832

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed blow-off after 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-2026-000102832) never changes.

Identity and time

Publication numberOT-2026-000102832 · never reused
Internal UUID01a0aea4-858c-78d1-af64-b419da113b67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102832
StatusPUBLIC

Content hashes

Canonical textcede36b937b13b9237e8ccbf34b46b1e8f3fe4a6d4265f81ae1cccb58a6ff1f3
Markdownea24b3559d48b92af23e81e1524cd803ca77293a0f9db241df6c09b289a1a3ea
PDF
Publication page9e6cf5cd6416a17e7872b04cd646d773dbfa19b9e44ca9874933854394a556c7
Manifest69a6450af42379696ddca8680f733cdcdd0b77711e462b7e11c1e41c14262555

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
Signature6dHI0IDmsg+pHzTpWiCMdNCwLa/5fqN0o8fVGSiahODG9jU4ULxJ5UetqZADAK5MHLmqOTZhpJc6c53mlydSCQ==
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

2026-09-17T09:24:22.135787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102832
observed 9e6cf5cd6416a17e7872b04cd646d773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.117043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102832/manifest.json
observed 69a6450af42379696ddca8680f733cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.096990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102832/publication.md
observed ea24b3559d48b92af23e81e1524cd803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.078435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102832/publication.txt
observed cede36b937b13b9237e8ccbf34b46b1e...
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.