OpenTechnical

OT-2026-000098674

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098674) never changes.

Identity and time

Publication numberOT-2026-000098674 · never reused
Internal UUID01a0aea2-42ad-7efb-8f84-694bba4b3b76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098674
StatusPUBLIC

Content hashes

Canonical text32ac898352c68cc219abf7fd7a6efa8225099d9923f3b336a3934a9db6beb5ee
Markdown01d17b164e6206a97d4e54298486bd906cd48ecc1de24464fd17420f09175a44
PDF
Publication page593556d0208eada7f33a2fc4a7ceb1d00432ac073b0130845fc819280f016014
Manifestaa669a33b65e5b893cfd2297588afc94582bf394435aa9000d827196c78303cb

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
SignaturercW4XP3AOp0cWI/d7tBOhA9dCUHK4g3eXekpYpNGKvB5GPN+CAjyr1prLIG1Qe13IpHiQTDkgGOlmk5ptcomDA==
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

2026-09-17T09:30:58.487605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098674
observed 593556d0208eada7f33a2fc4a7ceb1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:58.469667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098674/manifest.json
observed aa669a33b65e5b893cfd2297588afc94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:58.452417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098674/publication.md
observed 01d17b164e6206a97d4e54298486bd90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:58.435265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098674/publication.txt
observed 32ac898352c68cc219abf7fd7a6efa82...
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.