OpenTechnical

OT-2026-000059523

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000059523) never changes.

Identity and time

Publication numberOT-2026-000059523 · never reused
Internal UUID01a0ae89-8619-7b30-b71b-1c08cdf582c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059523
StatusPUBLIC

Content hashes

Canonical text1cb46acb75b984705b14d3554a39e66f0555c9dbfcd48979edc13c67308ccfeb
Markdownd6c4a90137faae8354f697f50f4debcfe187e21e94911325690aa0f06d739ec7
PDF
Publication page5a5c16dc313072fe427f159aeeb7e1ff49ff4b5c7d419dfb50494366e47f69e3
Manifest552dbe4be308bd249ad4a404659f67b174935fcd0f7c2b45656db88928a8d1d7

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
SignatureYKmAG3pXOuaqOsdHC8f5g42e4WdUXk5KlGGRznFpLwfn8ybAuiY+ArMUcGQ0GaNhTk70FqqQTxJ84RRT9OQCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:14.609548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059523
observed 5a5c16dc313072fe427f159aeeb7e1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.590076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059523/manifest.json
observed 552dbe4be308bd249ad4a404659f67b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.571226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059523/publication.md
observed d6c4a90137faae8354f697f50f4debcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:14.552366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059523/publication.txt
observed 1cb46acb75b984705b14d3554a39e66f...
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.