OpenTechnical

OT-2026-000068612

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068612) never changes.

Identity and time

Publication numberOT-2026-000068612 · never reused
Internal UUID01a0ae90-2482-73b4-b652-7e2b7b08ec9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068612
StatusPUBLIC

Content hashes

Canonical texte8c669316c1904ef35689e71ea209632e577b26aed22a495194d59568bbfc179
Markdown9c35999d0c92949a0dab3adcec79a117cf501cb42a74ae1bb7f73d8a1f2ed70b
PDF
Publication page9b0a10ca6b8ed2c450557dd71fd9e5adcb1464226c66ca73515993292740aefe
Manifest340da5d7bccc5e2b0060f892d9604efaf6706a13c1f67db83cd264bc1545b351

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
Signaturek0Rz13RsaXoWBMhu6/s0asXNyOmGBDSMiyWExCyiZ2LRnVHPLaKGDsIxpUdzFmsqZgIghBtADkTYH7QKRbfIAw==
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

2026-09-17T10:29:47.742168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068612
observed 9b0a10ca6b8ed2c450557dd71fd9e5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.724095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068612/manifest.json
observed 340da5d7bccc5e2b0060f892d9604efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.705661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068612/publication.md
observed 9c35999d0c92949a0dab3adcec79a117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:47.688520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068612/publication.txt
observed e8c669316c1904ef35689e71ea209632...
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.