OpenTechnical

OT-2026-000101383

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000101383) never changes.

Identity and time

Publication numberOT-2026-000101383 · never reused
Internal UUID01a0aea4-0e13-75b1-88a5-a74578da8c19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101383
StatusPUBLIC

Content hashes

Canonical text6b9264e22c69e9c5fd0c37418f9be597e5ff7b04210e452f03e1570aab68d38f
Markdown6f723428f8032fd40acebcc07e5b3300aa6a47a98b80389f8e54e58f62691e8a
PDF
Publication page2391c988a6b6eb92b83d36e4691f60a4758405c2b796840eaad6178d6e940c79
Manifestf449a4c530ecb16371a73e6e21b8cacc50c0337b7eec87aed429fa1cefa6c032

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
SignatureEAmd7r1FpVpv9T1RhnZG+CNZ2axatvzlOFM+628WcvbFF54VlRKBW394Np0YIx8m0qhdply5UqiznlIpC/nTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:54.697931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101383
observed 2391c988a6b6eb92b83d36e4691f60a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.678829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101383/manifest.json
observed f449a4c530ecb16371a73e6e21b8cacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.662411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101383/publication.md
observed 6f723428f8032fd40acebcc07e5b3300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.644085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101383/publication.txt
observed 6b9264e22c69e9c5fd0c37418f9be597...
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.