OpenTechnical

OT-2026-000037127

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000037127) never changes.

Identity and time

Publication numberOT-2026-000037127 · never reused
Internal UUID01a0ae77-7741-79fe-90e1-fe4f3713e6c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037127
StatusPUBLIC

Content hashes

Canonical text0d9af228ca9de6cd3eb8bbbfc9e99e3d4caa3c186d8eda62a7a661a17dd1bfd0
Markdownb0ee308ddffbe9b305db6f9bcfb22c4cdbdfc091c153ffd024b6db5a856003eb
PDF
Publication page257b7678ac3e1018cd1d47f35f593c929a86679f891a98493590db9e2022b889
Manifest4fc8466e860b1183f99187bc3106a5d650ee9e66a06165f4f8ddd41d4b8a5854

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
SignaturepUqBwzP1yhlWcCFsLhGoV3o0HveXJPwifGQqYpEHQ6FAdnU7a/CGGZ5n3/38xYZc9DK0Palu4qG182AQgV9MAQ==
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

2026-09-17T11:24:59.976015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037127
observed 257b7678ac3e1018cd1d47f35f593c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.959936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037127/manifest.json
observed 4fc8466e860b1183f99187bc3106a5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.943260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037127/publication.md
observed b0ee308ddffbe9b305db6f9bcfb22c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.926966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037127/publication.txt
observed 0d9af228ca9de6cd3eb8bbbfc9e99e3d...
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.