OpenTechnical

OT-2026-000018203

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000018203) never changes.

Identity and time

Publication numberOT-2026-000018203 · never reused
Internal UUID01a0ae6e-b488-7426-8d10-e0fcbdc4c3c5 · 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-2026-000018203
StatusPUBLIC

Content hashes

Canonical text1124f29ce89f51305c474c1f7fba3079caeedd6bf12720b58c073b5acfe4a3d5
Markdown28720f18d50353cf268988255dc534abeaa2675f4370cefc4cfbc4f9218e2873
PDF
Publication page295b8c49c40513802c913d64b5a6d1bc646292db54db644a46168f6373560016
Manifestd3f4e2dce8fe809271ad6549e21481c2f6f7ea499ec30fd7953f30c5ce7385f9

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
Signature9k7tdf4NjdjrQfZtE+awhNauNgbyqC4C63gtstwKzT/n5R1HC98CqiiJqp9SozGRZ+H08a3caTgJCHxM0jxRBA==
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

2026-09-17T11:59:59.447226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018203
observed 295b8c49c40513802c913d64b5a6d1bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.428433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018203/manifest.json
observed d3f4e2dce8fe809271ad6549e21481c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.411962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018203/publication.md
observed 28720f18d50353cf268988255dc534ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.390925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018203/publication.txt
observed 1124f29ce89f51305c474c1f7fba3079...
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.