OpenTechnical

OT-2026-000017067

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000017067) never changes.

Identity and time

Publication numberOT-2026-000017067 · never reused
Internal UUID01a0ae6e-591b-7ef5-ab5f-fe97f526e7c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017067
StatusPUBLIC

Content hashes

Canonical text4b8e0dd78cc87b199b34d25421d007183078216d46399da904e3e79f06df651b
Markdowndf507f3b6259cd527998c0cba5d66f4170ae677b336f9938dd6f588ce1d4bb92
PDF
Publication page04ec4c10624942e66b09aba8707654466361f9fcd0350b76ee8d12c3b6983fee
Manifest8075befbb4f77307e3452b957f34ecef87daf7d6565b3fe9e69a9dcee7338542

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
Signature0Klo6DZC7jSp0aSDU2uOQmlRiJEhjTZTBNcpkGn6d0nmuOmB6q5EKosdVUCpCF8CHVc4XMYRdVbVGwWwU89aDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:29.211911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017067
observed 04ec4c10624942e66b09aba870765446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.195503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017067/manifest.json
observed 8075befbb4f77307e3452b957f34ecef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.179891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017067/publication.md
observed df507f3b6259cd527998c0cba5d66f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:29.163937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017067/publication.txt
observed 4b8e0dd78cc87b199b34d25421d00718...
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.