OpenTechnical

OT-2026-000016142

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000016142) never changes.

Identity and time

Publication numberOT-2026-000016142 · never reused
Internal UUID01a0ae6e-2d10-74d6-bc40-4735cfb69393 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016142
StatusPUBLIC

Content hashes

Canonical text3600c8debe71e2d1cde4dc5c6ccc3bd5e24cf27a1282dea6cd5aecee3ef963dd
Markdown3bcd4c32c0684aa82afd1a92ff35367aca5231d715fa01f09ff25397d1f0fbcc
PDF
Publication page9974f38619720b2e46324800cd5c841d6b0db4ba4479fa84cf768ca8bd8d9642
Manifest70ac80d539808a03baabbbce0b0772e075d73751df4d21e789a7d17cab83c20a

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
Signatureuep/IBTpNH+IM+xOEK+Y3Tr+cUU7Qz6bdCzl+XVKT48rziXYz/2AVXJ2zCsKhViizIMZ5i2S+Sc4fp8x0N6qCQ==
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

2026-09-17T12:03:34.814178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016142
observed 9974f38619720b2e46324800cd5c841d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.794598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016142/manifest.json
observed 70ac80d539808a03baabbbce0b0772e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.777521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016142/publication.md
observed 3bcd4c32c0684aa82afd1a92ff35367a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.759132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016142/publication.txt
observed 3600c8debe71e2d1cde4dc5c6ccc3bd5...
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.