OpenTechnical

OT-2026-000016524

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000016524) never changes.

Identity and time

Publication numberOT-2026-000016524 · never reused
Internal UUID01a0ae6e-2d13-73ac-aa62-3fb9abe9c339 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016524
StatusPUBLIC

Content hashes

Canonical texte038d81b6befcf3983bc20258c576e2b1478c10930b1367a2f6ff23c82e01707
Markdown6b4058cbdd82ee21bea088c9dadebb6a0d66981c64578f94f5f40a3d1a03ac7c
PDF
Publication page83a664fb913394586c23e2320648348b6a740572597c8185c3fc37ae97b38c21
Manifest4e77320afe9ce982265dac4baeca3ec55b193eea7631dc6b03c2317fd760e2ba

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
SignatureK0SrFX8wcaJZsrcDVxx4uA57bMrAZZfcV4Pj+B4YmBP8afTexdXMrtHvWH2WykOTJi7mo+JdfcpCb4NCwWVpBg==
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

2026-09-17T12:04:44.437021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016524
observed 83a664fb913394586c23e2320648348b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.418487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016524/manifest.json
observed 4e77320afe9ce982265dac4baeca3ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.400572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016524/publication.md
observed 6b4058cbdd82ee21bea088c9dadebb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.382848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016524/publication.txt
observed e038d81b6befcf3983bc20258c576e2b...
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.