OpenTechnical

OT-2026-000077544

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented after 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-2026-000077544) never changes.

Identity and time

Publication numberOT-2026-000077544 · never reused
Internal UUID01a0ae95-2ece-744a-854c-1bc5eec9f461 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077544
StatusPUBLIC

Content hashes

Canonical textbb5c83fa688ed259b86299479e0184acda7c59a7454d81275715c1dc30a2c911
Markdown129843f3de8c6f782f7721a25a69b598cc493cb819e902d2d8f219341e8da0f6
PDF
Publication page62da38c5156f1afa0c03ce2e1674f5f4f38f56379484601d31357759ae4c31c4
Manifestdc23021f1c91b18a26a2fccd959e6c5c5b557521854654e39c02a5fadc967fc9

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
SignaturePsFh1sZye+VBtUstoHyChBvM5Fr4/Qbp1xGBzDtN5dAqm4k7P6Si8sQsYCFu/hQWgVeHuvAtkjg+SN+b4fJtAw==
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

2026-09-17T10:07:01.153863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077544
observed 62da38c5156f1afa0c03ce2e1674f5f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.135331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077544/manifest.json
observed dc23021f1c91b18a26a2fccd959e6c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.118323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077544/publication.md
observed 129843f3de8c6f782f7721a25a69b598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:01.102306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077544/publication.txt
observed bb5c83fa688ed259b86299479e0184ac...
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.