OpenTechnical

OT-2026-000059567

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000059567) never changes.

Identity and time

Publication numberOT-2026-000059567 · never reused
Internal UUID01a0ae89-ec23-7744-8494-4d88dcf14b71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059567
StatusPUBLIC

Content hashes

Canonical textcda4184fdd518eed5166d27e7d8790c24d349df7f38b0c13e2ce8b31ee22e4ef
Markdown1178ff9f10831027c0d97ad8bbd64c1578ee3459404e26409e446df57ecae20a
PDF
Publication page31199d7edb6968433cec69d2f9dde77ffa4a60318e79a9cedab32400a4a01ab9
Manifest1c1a9fcb7677b8f9e29671c86c6964e21887b135bc42631b2cd085668bb88912

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
SignatureP65WQfk22WHebLrMsIxFlZdq1UrJckS1Ettsf99InSpciFYljsxs18RU5kTn0C44uhha5Xp8Jy2heIxWCfIHCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:12.898437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059567
observed 31199d7edb6968433cec69d2f9dde77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.880148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059567/manifest.json
observed 1c1a9fcb7677b8f9e29671c86c6964e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.863179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059567/publication.md
observed 1178ff9f10831027c0d97ad8bbd64c15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.845423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059567/publication.txt
observed cda4184fdd518eed5166d27e7d8790c2...
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.