OpenTechnical

OT-2026-000044483

Publication integrity record

Three bellows cup 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-2026-000044483) never changes.

Identity and time

Publication numberOT-2026-000044483 · never reused
Internal UUID01a0ae7c-39d8-7ae4-bc3b-9428ebf4ea78 · 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-2026-000044483
StatusPUBLIC

Content hashes

Canonical text7c8c0d829e20574801ef27e82e1201943c82fa6841ec4630b9480f4f77335108
Markdown5e787799639661be3a2ed055bb443a8f86e99ad5bbfedb92e7b5bd60b530f82f
PDF
Publication pageae58270e8989d911e58d5c42ecec71006710a9d5d0248707e061916386c1130c
Manifest93334029ab6b60e23c0f2bcbec59d6747be2676952255d27e5f68107c2e9e6e6

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
SignaturezF1ks9+bePADxSitlsenfUbpIjA4q5DE6t5dQhx5SX0qHzapzaQJO9WHTYXC0NXT1SaalzrcJKUaZBVNMU5FAw==
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

2026-09-17T08:30:55.526128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044483
observed ae58270e8989d911e58d5c42ecec7100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.509242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044483/manifest.json
observed 93334029ab6b60e23c0f2bcbec59d674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.492542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044483/publication.md
observed 5e787799639661be3a2ed055bb443a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.476037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044483/publication.txt
observed 7c8c0d829e20574801ef27e82e120194...
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.