OpenTechnical

OT-2026-000007541

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained 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-2026-000007541) never changes.

Identity and time

Publication numberOT-2026-000007541 · never reused
Internal UUID01a0ae62-4df6-71ae-a0c5-3fec2ad8e8f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007541
StatusPUBLIC

Content hashes

Canonical text655109a0ea7fe73691d787a264e1713f544271d7a757757c4e4ec2e47a23d8e8
Markdown27053bae7c9436ae0b9d18bb6c592946e1d4a07a9b8d3205f8d12548ac6f7e96
PDF
Publication page6349b9a48a6c31ed817136ac9617c98130ad4e6e44d587232e6226e20bcd66a1
Manifestee96c521af08af6bcb3b1df6223adec25990cab77d91e58b0dad5614df8ca23d

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
SignatureQpOiYFCiWPNTOHhV+Vr3nPreXSqa8VuKDaw12rviKh3zBGTJ4BbELoRUfZljm84jgdCv4PzwIbJKEXx3DNBeBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:23.083015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007541
observed 6349b9a48a6c31ed817136ac9617c981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:23.066438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007541/manifest.json
observed ee96c521af08af6bcb3b1df6223adec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:23.049876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007541/publication.md
observed 27053bae7c9436ae0b9d18bb6c592946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:23.033380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007541/publication.txt
observed 655109a0ea7fe73691d787a264e1713f...
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.