OpenTechnical

OT-2026-000025579

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000025579) never changes.

Identity and time

Publication numberOT-2026-000025579 · never reused
Internal UUID01a0ae71-5fa8-7418-9ab1-160f21de7f39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025579
StatusPUBLIC

Content hashes

Canonical textc16ba7553dd4d0505f4f9c996f86c3fc1c93b553f408be07111e1a8115d1ebe7
Markdown244ecb8a7843ac24d81c55baef70e517762a80be47cf5d8011d1f73ccdb7b882
PDF
Publication page936579d216398e20c746b85c2596bc5f38bba7f0d26678848590e22897de1add
Manifestd939fd0138358fec3f81d1ccc5ded3147fbca08d836ba18fccd6f2491a55ac06

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
SignatureXP+nzijXDkwH81GA6g23LXM0ostoHELOpaLepTZGE6m1FXBYibUWUI2UgZN22wV2iSttC7GfhX0qdASST/qZBw==
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

2026-09-17T11:47:44.672769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025579
observed 936579d216398e20c746b85c2596bc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.653290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025579/manifest.json
observed d939fd0138358fec3f81d1ccc5ded314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.631348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025579/publication.md
observed 244ecb8a7843ac24d81c55baef70e517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.609458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025579/publication.txt
observed c16ba7553dd4d0505f4f9c996f86c3fc...
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.