OpenTechnical

OT-2026-000015624

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000015624) never changes.

Identity and time

Publication numberOT-2026-000015624 · never reused
Internal UUID01a0ae6e-0c4b-7843-b8c6-947622175a67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015624
StatusPUBLIC

Content hashes

Canonical text6944877e001d87b64dbefb127fdbef26a551ce2fe893eca00a30c32b9f440581
Markdownf701272b0e9bea17215f80ee7fd16bc20508aa273cafcb646b1a974f623437c5
PDF
Publication pagee3a84ec55851a2f6b1bf0b910a9a33e81a860c94916f381a7b13f4643867ffea
Manifest1a6bcd97978adf83f0f2f212a61c84c39306cb65039c28a5bb3e1ac320064837

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
SignaturelOgo1h5a2q13T2XhGtF37+LjWCMhT9y7ch8tUUveUfM1vBMZAhxu1h5wGxhvo43atvW3ArRJPkSyw81EJ4PNCA==
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

2026-09-17T12:04:52.457330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015624
observed e3a84ec55851a2f6b1bf0b910a9a33e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.438295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015624/manifest.json
observed 1a6bcd97978adf83f0f2f212a61c84c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.412345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015624/publication.md
observed f701272b0e9bea17215f80ee7fd16bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.393170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015624/publication.txt
observed 6944877e001d87b64dbefb127fdbef26...
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.