OpenTechnical

OT-2026-000032672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000032672) never changes.

Identity and time

Publication numberOT-2026-000032672 · never reused
Internal UUID01a0ae75-1070-74e3-b748-857c81234d44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032672
StatusPUBLIC

Content hashes

Canonical text00ec2d0162477391b1b2bf1f9ecce60d54a8b7700de6c84f23ee00c0b3924020
Markdown183fc0fb3fb1e4e27e0402b02f07c43af2db970abed976433c1d5c0aa33db00c
PDF
Publication page148810a4346f561b431b9b2994c8acb6e4c25853a789e67776f4fb32d461fa4d
Manifestbeabf5a74738f0f11ccfb58c993de3a87287fcde63eb4e47d1cc2180b1d5c070

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
SignatureoAeYOLgrDYpLD9NOTHHC8UZD1A8ktvu04PoBfvIBqp26Jx4kGOU+qkUb1SuxkadDME4HNlkFi1/mQhqbfFG/Cw==
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

2026-09-17T11:34:16.382329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032672
observed 148810a4346f561b431b9b2994c8acb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.363371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032672/manifest.json
observed beabf5a74738f0f11ccfb58c993de3a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.337473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032672/publication.md
observed 183fc0fb3fb1e4e27e0402b02f07c43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.317305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032672/publication.txt
observed 00ec2d0162477391b1b2bf1f9ecce60d...
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.