OpenTechnical

OT-2026-000079272

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000079272) never changes.

Identity and time

Publication numberOT-2026-000079272 · never reused
Internal UUID01a0ae96-0b90-72d8-9692-3b255cca5f84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079272
StatusPUBLIC

Content hashes

Canonical text267476817108d86773e8d3a495b03b96b9a8d1e3b9f6c6bd3a0574496cc61eab
Markdown7506b05737679af0dfa9aca9397fcb5b0bf21d41c5325d3baac2a59f0986ef20
PDF
Publication page98f0eebf4583714d622ef9105e71beb03e9b12ea75fb6df0258b53bbf92ed50f
Manifest86f312ce9f74339567d33851d84c9b290918a3596a20bc8da3dd4701a60c7467

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
SignatureGDBMGGIqAlEb+P49t7NPjvBvl24cCyLL6SDcLnT00od6qYwtKjithljNWV1zzX5i8FBWnuKM+wgrPkRPmR3lDQ==
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

2026-09-17T10:04:52.536915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079272
observed 98f0eebf4583714d622ef9105e71beb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.517248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079272/manifest.json
observed 86f312ce9f74339567d33851d84c9b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.498081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079272/publication.md
observed 7506b05737679af0dfa9aca9397fcb5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.478627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079272/publication.txt
observed 267476817108d86773e8d3a495b03b96...
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.