OpenTechnical

OT-2026-000099043

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000099043) never changes.

Identity and time

Publication numberOT-2026-000099043 · never reused
Internal UUID01a0aea2-8287-7381-bfcf-73fd3c4c4fc3 · 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-2026-000099043
StatusPUBLIC

Content hashes

Canonical text4f5b21d2b961f473ff793254954cba05f6c875479a19f2775a54c395501204a5
Markdown4ba864b06bb3767e506dd46706e1fc980f846ad9ee40d0ec28e7b91ac095c761
PDF
Publication page2d13cf5135904bc02521688d854e0ed715cb8a60b7a01b7bed382a6ad1640785
Manifestaff0e962b4fbb63fd5500c41d29a905eb2ddc0eef4ef32dd0332e679bb276b83

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
Signatureu0VZqzPA6Vsu9rZ283Ooj+wp8RfQirr2WOhukfJhe8RZL+zyvZsp8ihCjIMc+QZqkk0VhPHHlNtIp+sRVqgdDQ==
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

2026-09-17T09:30:15.424375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099043
observed 2d13cf5135904bc02521688d854e0ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.395350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099043/manifest.json
observed aff0e962b4fbb63fd5500c41d29a905e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.379291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099043/publication.md
observed 4ba864b06bb3767e506dd46706e1fc98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.362317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099043/publication.txt
observed 4f5b21d2b961f473ff793254954cba05...
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.