OpenTechnical

OT-2026-000070959

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line 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-2026-000070959) never changes.

Identity and time

Publication numberOT-2026-000070959 · never reused
Internal UUID01a0ae91-8c2e-7363-b8d2-967e770779e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070959
StatusPUBLIC

Content hashes

Canonical text1d7abaab3ffdebd0fd542d6bdbd7ccad9617b9102ee11749facd1c081397b28f
Markdown40d04261f85821ea1e0efda0a8f2a72b82fa827e5837f4edc14f7951e5a7f10a
PDF
Publication paged09b306c8930539b2b1718ffbd382eacdd4dbeb0da39bd17328a41a028020552
Manifest1a46a6de85ce514d8ecc3ea0c3eed0a94a309f47ac252126049e08db3442b865

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
SignaturesNobLYbNIaJGixynvn2WYAesrY5BmRLBC9kSnGb9cpKMRsr6kZ9G02acCkYX5ShNL0a7vDNfnxd0l1eTN+orBw==
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

2026-09-17T10:25:47.794646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070959
observed d09b306c8930539b2b1718ffbd382eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.775499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070959/manifest.json
observed 1a46a6de85ce514d8ecc3ea0c3eed0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.758000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070959/publication.md
observed 40d04261f85821ea1e0efda0a8f2a72b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.740585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070959/publication.txt
observed 1d7abaab3ffdebd0fd542d6bdbd7ccad...
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.