OpenTechnical

OT-2026-000064944

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000064944) never changes.

Identity and time

Publication numberOT-2026-000064944 · never reused
Internal UUID01a0ae8d-debd-7694-9c27-eef5829debaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064944
StatusPUBLIC

Content hashes

Canonical text98f491ac72f1e224da012da040785517316ad5a10a5bf2aa9f6a94db5c25b72e
Markdowncf9ea3cf6d3693797950e4cad6b12264e39bd60a03e78fb9d830eaf738f84cea
PDF
Publication pageabf0ac0c8f3933c046cf60b7f98008bf9b0e0411b21dc103b519f56311d3f143
Manifestfe2c76deef1e06ad2deca4563155d62360477a045896c148aa6fbe29e25a9bb0

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
Signaturej0K8hDrwkEi2C3S2/2thAtJqNYzTHMo318zMkLIsnVPLExB3uRUloc5h7G8w/SL/+dQwSyABoVtF/qTLc1fXDg==
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

2026-09-17T10:35:53.009434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064944
observed abf0ac0c8f3933c046cf60b7f98008bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:52.991473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064944/manifest.json
observed fe2c76deef1e06ad2deca4563155d623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:52.973736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064944/publication.md
observed cf9ea3cf6d3693797950e4cad6b12264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:52.955061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064944/publication.txt
observed 98f491ac72f1e224da012da040785517...
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.