OpenTechnical

OT-2026-000096291

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096291) never changes.

Identity and time

Publication numberOT-2026-000096291 · never reused
Internal UUID01a0aea0-585f-7e6d-a94e-7e7a026db8ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096291
StatusPUBLIC

Content hashes

Canonical text1991d946e63400389901b66a8bd6a2193662988ad0e4e62153f259c6826c0f69
Markdown3a42d10482e7d91687a0b6e0fd93148d5643d4b40add91fe2c289f56cde28059
PDF
Publication page224d048b2d1b595bd320e0f6c8099b015c89efda2db4dac62adce1db017b9ab5
Manifestc76234c7c572bfdf1ac01c99464333246ce6e7e5ed1bef2cbff0df9cf3884ee1

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
Signatureak4gsrWDxJ90osOWHM2ynlLK4WHKcf7FylUHH+SdWwG1JELY8SGOd5ztFBd4JcJR3GFXnE773qGMWMiR53ImCg==
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

2026-09-17T09:34:49.844630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096291
observed 224d048b2d1b595bd320e0f6c8099b01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.824194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096291/manifest.json
observed c76234c7c572bfdf1ac01c9946433324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.806033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096291/publication.md
observed 3a42d10482e7d91687a0b6e0fd93148d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.788900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096291/publication.txt
observed 1991d946e63400389901b66a8bd6a219...
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.