OpenTechnical

OT-2026-000075137

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000075137) never changes.

Identity and time

Publication numberOT-2026-000075137 · never reused
Internal UUID01a0ae93-f1ff-7b83-a5bd-29082a929b5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075137
StatusPUBLIC

Content hashes

Canonical text7221df39a2272f58e9209f6a2b41a4aa86ef326c3c45c52f943a841ad0fcaca9
Markdown086172c1856f35bfe345821df0b41b568b1ec745821417c3673e43e0b35b7511
PDF
Publication pagef1dde7ce39a7ed50bf93639ec1865eb562fac6be8e0edba81c6e188ebe99a365
Manifest88ce04c7c564b95d18e100f8521677353faa35dc619e92bc926785880ae3598f

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
SignatureMgvSf0z0o3FHMaW9BelqC0l895H70UFq7z9TLm/7ZSZXYAyDtjfxvknpZeGPzSBWkIdgKKdzmWyfuApqM9puAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:21.956615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137
observed f1dde7ce39a7ed50bf93639ec1865eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.935749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/manifest.json
observed 88ce04c7c564b95d18e100f852167735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.918327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/publication.md
observed 086172c1856f35bfe345821df0b41b56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.899658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/publication.txt
observed 7221df39a2272f58e9209f6a2b41a4aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.282568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137
observed f1dde7ce39a7ed50bf93639ec1865eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.263343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/manifest.json
observed 88ce04c7c564b95d18e100f852167735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.244929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/publication.md
observed 086172c1856f35bfe345821df0b41b56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.226066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075137/publication.txt
observed 7221df39a2272f58e9209f6a2b41a4aa...
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.