OpenTechnical

OT-2026-000009294

Publication integrity record

Single cup vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000009294) never changes.

Identity and time

Publication numberOT-2026-000009294 · never reused
Internal UUID01a0ae6b-31ba-79bc-bcca-48955c83a623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009294
StatusPUBLIC

Content hashes

Canonical text6f51813901f7f9a14e6c3dcb8ca47ac593d2aea795a724c635e6dd1edf9a34f4
Markdown494e309f5882a8262b48454d45fce5c32b1eab986279afb5536e13ed303275ee
PDF
Publication page29665cb75cb392984eea193c0234146a2d39a28f8c3aea0c340adb963bf0de88
Manifestfb266cb93db4c6fc13879e90cfa78637780f69dcd5d51315f4d5f4315e00a692

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
Signature567/GM0l/jgznayvsLb1D+GegxXqlsgKg/3IpAljlKBsYT2w7qMi2CADWS26Q01ScJg/f8YUGWK/YHNNOFN7AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:03.889356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009294
observed 29665cb75cb392984eea193c0234146a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.870793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009294/manifest.json
observed fb266cb93db4c6fc13879e90cfa78637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.852025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009294/publication.md
observed 494e309f5882a8262b48454d45fce5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.833876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009294/publication.txt
observed 6f51813901f7f9a14e6c3dcb8ca47ac5...
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.