OpenTechnical

OT-2026-000016529

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000016529) never changes.

Identity and time

Publication numberOT-2026-000016529 · never reused
Internal UUID01a0ae6e-2d13-7af1-a172-ee60c34405f8 · 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-2026-000016529
StatusPUBLIC

Content hashes

Canonical text7df22fc343b030f22ce6d942b4298912cfd607fafe3dbaf892c43b0f1c181101
Markdown0ec079304b9327712eb9bc366a2bd022b2328d359f518304517a405a57ac535e
PDF
Publication page50f1b30ab1714febf5b431dc1544fa7e686141f87cb746e38c2c23586ab62631
Manifest3dcdd6938229b9bdc8a9bade502b242a0e747f9e450272c535d5147ab9631c39

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
SignaturetUzffDrCiKTQ9QMPGYKrpjw/FsEIEx1naUzHVGe/ivXz/PRmVgJ7UYw4NtjxvKo0z8PxqcDp5U9Pua5xLBXRDw==
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

2026-09-17T12:04:44.808395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016529
observed 50f1b30ab1714febf5b431dc1544fa7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.790659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016529/manifest.json
observed 3dcdd6938229b9bdc8a9bade502b242a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.773719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016529/publication.md
observed 0ec079304b9327712eb9bc366a2bd022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:44.756424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016529/publication.txt
observed 7df22fc343b030f22ce6d942b4298912...
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.