OpenTechnical

OT-2026-000038946

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038946) never changes.

Identity and time

Publication numberOT-2026-000038946 · never reused
Internal UUID01a0ae78-76a0-735c-8ce6-358ad1a9200c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038946
StatusPUBLIC

Content hashes

Canonical textfa1da1d4411529d8afb679a11642c3cbb184e9ff95db62b3d6e90beb6546418d
Markdown3da0ba8287b13f97b0c07b351d752a44899448ad158aebb000f0aee906d1dad1
PDF
Publication page08f1135b4eb52cb03062a910a3438b039a8d50ce957e2a020b88126fc6ed0499
Manifestd80b5bd53e0d5e09a4c8d90bef1a8348ec0acc872f6e73dab6af3eedf384c9a3

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
SignaturepOZVqR0P6tUUQjakDBK7U79LYG//4+FMsdlkKfiF5sB89owb5SHXR1qVcQHeOrljQHsuMxdkTn0kC3dwkcEZAg==
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

2026-09-17T11:22:13.002161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038946
observed 08f1135b4eb52cb03062a910a3438b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.985145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038946/manifest.json
observed d80b5bd53e0d5e09a4c8d90bef1a8348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.968090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038946/publication.md
observed 3da0ba8287b13f97b0c07b351d752a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:12.949385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038946/publication.txt
observed fa1da1d4411529d8afb679a11642c3cb...
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.