OpenTechnical

OT-2026-000012677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000012677) never changes.

Identity and time

Publication numberOT-2026-000012677 · never reused
Internal UUID01a0ae6d-5562-7718-a78e-940bc75bf3ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012677
StatusPUBLIC

Content hashes

Canonical textc1a814acd31e54a1ab05c20b25402e657907d536b21563f716d7d6625efe8851
Markdown3cbcda732c2dab1629a0967f8502ffda9be8b156e9c3dffbf9c81ee983141902
PDF
Publication page41ba909be2dd34740486fd89ea1e6c65b6810ebf5d06f4c473380dc92574eae1
Manifest0d4805ece3c54be1fa0e6523b3254a933d7b1ab4577c38951bf1e20a9d22af94

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
SignaturedmIfRv1mlaKlDCsRY8xDXBXKuRIirQYBjNBbO5GLDT9mCJeFxovQpzSGZq4kP/+1FE4P+m9cM6Mf2YaGYAgtBQ==
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

2026-09-17T12:10:19.424265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012677
observed 41ba909be2dd34740486fd89ea1e6c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.403884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012677/manifest.json
observed 0d4805ece3c54be1fa0e6523b3254a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.384595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012677/publication.md
observed 3cbcda732c2dab1629a0967f8502ffda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.364750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012677/publication.txt
observed c1a814acd31e54a1ab05c20b25402e65...
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.