OpenTechnical

OT-2026-000018483

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000018483) never changes.

Identity and time

Publication numberOT-2026-000018483 · never reused
Internal UUID01a0ae6e-b48a-76b4-a0ce-982fef14c0f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018483
StatusPUBLIC

Content hashes

Canonical text5e58bb1dbd463cfb0849fc3cb2e48da0accaf6350865858d7717b46b60b9eab1
Markdown5751ce3c985073ce4438abc9d9a8ec6c047f74acdc59c178872932d70382bb7b
PDF
Publication pageea676cf4301682c9ddfb8d2beddb9dc573ee635de3a0aef4cbc12f9551d85e5f
Manifest3bdb178eabe10f805b8bcf39174df0664317cb37414c3ad343868ac3251f8569

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
Signaturey4h78jeEfI3L+mE/Wce1ujm7JbmoD2IefjNi+oSOLMwi+IoBdnKgOL1RXvnCjlxjh6S8RCfSecr7afOnFFxeDA==
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

2026-09-17T12:01:15.271959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018483
observed ea676cf4301682c9ddfb8d2beddb9dc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.255524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018483/manifest.json
observed 3bdb178eabe10f805b8bcf39174df066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.238583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018483/publication.md
observed 5751ce3c985073ce4438abc9d9a8ec6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.220137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018483/publication.txt
observed 5e58bb1dbd463cfb0849fc3cb2e48da0...
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.