OpenTechnical

OT-2026-000017007

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000017007) never changes.

Identity and time

Publication numberOT-2026-000017007 · never reused
Internal UUID01a0ae6e-591b-7dec-923d-9446f7d3d912 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017007
StatusPUBLIC

Content hashes

Canonical textf133917477774789a91cfbc8be3d9057c10d9feb0103811882d504248238990a
Markdown040037f9b1e47270c1c911c3ec6cd08a28801ae3313bf5c0241127f790f27dc3
PDF
Publication page5baed43f10ead30ef97f55883b442b49b79e469d04aa65e4d5de9fd5d66ca529
Manifest62ff4d3a2c9c3aea85edfa294e9af1887a532eaed1797086e695afa538f564aa

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
Signature/ciqE4wwvsRiRh+1dKma1PIj6igpd4cLE/DnyXzRKIuwlE+SlbvUgQf5jI+8vQcthfVyvB8/fOIHAXSO1OJPCg==
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

2026-09-17T12:03:24.862478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017007
observed 5baed43f10ead30ef97f55883b442b49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.846568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017007/manifest.json
observed 62ff4d3a2c9c3aea85edfa294e9af188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.828928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017007/publication.md
observed 040037f9b1e47270c1c911c3ec6cd08a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.813273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017007/publication.txt
observed f133917477774789a91cfbc8be3d9057...
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.