OpenTechnical

OT-2026-000014399

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000014399) never changes.

Identity and time

Publication numberOT-2026-000014399 · never reused
Internal UUID01a0ae6d-b27a-7a67-a92d-bbb19a7877f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014399
StatusPUBLIC

Content hashes

Canonical textbf9985e971e10d8e479d8d55e72145b3adbe254e821808952d19829f87ca965e
Markdownd3caf4a28f251b2b6a07e2b9da731a3cff6a41e15d2b7f2ac6ffa3c6e151b956
PDF
Publication pageed9e3861f2e98cf6a41e0b63414292eaa36c92cc621f1d1e92734fd1b82738a2
Manifestc0b840b7895ee2d229c103b990a0539548e578a0c337e8c738fe09c02109de83

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
SignatureqxZlsircUEPoydblvunKqL4WGAIVUgfd9jiaerHbIxwNttsZXYs1zoL9zZvMACTm6GrQp7p4hOM0cRO5NTNPCw==
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

2026-09-17T12:10:09.493773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399
observed ed9e3861f2e98cf6a41e0b63414292ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.474204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/manifest.json
observed c0b840b7895ee2d229c103b990a05395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.455584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/publication.md
observed d3caf4a28f251b2b6a07e2b9da731a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.436530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/publication.txt
observed bf9985e971e10d8e479d8d55e72145b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.384516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399
observed ed9e3861f2e98cf6a41e0b63414292ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.363714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/manifest.json
observed c0b840b7895ee2d229c103b990a05395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.345231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/publication.md
observed d3caf4a28f251b2b6a07e2b9da731a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.326119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014399/publication.txt
observed bf9985e971e10d8e479d8d55e72145b3...
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.