OpenTechnical

OT-2026-000046386

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046386) never changes.

Identity and time

Publication numberOT-2026-000046386 · never reused
Internal UUID01a0ae7e-57db-7a95-a45f-d483eb98a591 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046386
StatusPUBLIC

Content hashes

Canonical textfa06fa966d3616f006a2b2b0ea5143f459f6ec5c48895f48c2f3341f8adc61a1
Markdown8e434621095ca11cc9fa56bb294b4d03cef6236c24efdcf1e22783f3d1fe14b9
PDF
Publication pagef640db220b2d1abbda04cbdc7128ebf1de561fe028e43e9bb9ba16401941a36c
Manifest7c7dc04cfbcf7688d87d80d2e8885c54105e98b14de4b1fb449e929af06cecc4

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
SignatureHKU9ywJ5SA02hmAxpwxA3XWUTyR1iVNEJbJ2HizSrIVJ1508VToaVfN8u6RFHtW89zIKUW/61T/sjYEOkzCGDw==
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

2026-09-17T11:08:23.372565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046386
observed f640db220b2d1abbda04cbdc7128ebf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.354543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046386/manifest.json
observed 7c7dc04cfbcf7688d87d80d2e8885c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.335885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046386/publication.md
observed 8e434621095ca11cc9fa56bb294b4d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.316010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046386/publication.txt
observed fa06fa966d3616f006a2b2b0ea5143f4...
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.