OpenTechnical

OT-2026-000044507

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000044507) never changes.

Identity and time

Publication numberOT-2026-000044507 · never reused
Internal UUID01a0ae7c-39d8-7409-840b-2f47577166d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044507
StatusPUBLIC

Content hashes

Canonical textfb5c2a9a27fef5533123946ae10fee24c32545586056192a5732cdb756c63ee9
Markdown0cd8f1cf955b3e37b3c242e9fe399c6ed5a7f079105c09fc69cba542d472081a
PDF
Publication pagebc1ea2aca1af9e3c71d710d3f9b859b8df28e140a269b5cadbba3d8a10a7d64e
Manifest5b80b8b4c3f036393afd4053568c1c535eb834d6edc2f82d995f3729ddd66381

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
Signature6NCNAGl8r8NvLEfNiMF9lHdr6GBUSAl2N3JWACpbjKyie3yh872lqF4hlyvFbWRrWVr04xniKTzdywbuP6MtAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:59.783355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044507
observed bc1ea2aca1af9e3c71d710d3f9b859b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.767656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044507/manifest.json
observed 5b80b8b4c3f036393afd4053568c1c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.752217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044507/publication.md
observed 0cd8f1cf955b3e37b3c242e9fe399c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.735926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044507/publication.txt
observed fb5c2a9a27fef5533123946ae10fee24...
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.