OpenTechnical

OT-2026-000101403

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101403) never changes.

Identity and time

Publication numberOT-2026-000101403 · never reused
Internal UUID01a0aea4-0e13-7902-ba9d-a6449ca28c71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101403
StatusPUBLIC

Content hashes

Canonical text5d9cc5a5c5efed098a239e85587146fd021e9c65896842160605c1a0cb328fab
Markdowne846fe2263ba9ad989b1796231c727c33ee523841a16e837353f83cb6530b94e
PDF
Publication pagebd5301ab1e5d51d2c4cbacb04b21d73f5a125411e4cd8b39a279a282895b8d34
Manifestb705fcd0f161c0e14ff77302e83f4e267ab03ee28a4456cc5e0c5b4b5336162b

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
SignatureICsBHDx/ENgCAR6deqdmvf1ZOtW5we0S1JdkQf9DD4RAMnmK9F4JdR8HU0RGOJhrmslJ7Be6zue6AY7JhxdLCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:56.485559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101403
observed bd5301ab1e5d51d2c4cbacb04b21d73f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.465505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101403/manifest.json
observed b705fcd0f161c0e14ff77302e83f4e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.446282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101403/publication.md
observed e846fe2263ba9ad989b1796231c727c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.427548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101403/publication.txt
observed 5d9cc5a5c5efed098a239e85587146fd...
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.