OpenTechnical

OT-2026-000016177

Publication integrity record

Six cup vacuum gripper, six 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-2026-000016177) never changes.

Identity and time

Publication numberOT-2026-000016177 · never reused
Internal UUID01a0ae6e-2d10-718f-a9ea-5bd42c371fc8 · 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-2026-000016177
StatusPUBLIC

Content hashes

Canonical textf8db9de4c5c4e79f3ee9efa347cb86559b5be8973d762cee8aede2e4c27a4d90
Markdown549da8dbae3476cb25927282ef3eff3cdbd1baf2ebf0d673096e3c50252728b2
PDF
Publication paged367781fe00766e6b33046f80282475125ec185662cb0ead7f17b39a8f1b7a28
Manifest2283991ff1391c2d8daa0ac163c5e2ad7a058919adbd056b3e142d0d0b22c156

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
SignaturefGF6lcdSTq/7T0vWnwR0ZQYxoBNQJfJcZY4kzfxYhsiFeJRvLXDD2RMv47fXhME0/GkaWQ/zejV09NMgKvatBg==
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

2026-09-17T12:03:37.665124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016177
observed d367781fe00766e6b33046f802824751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.647830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016177/manifest.json
observed 2283991ff1391c2d8daa0ac163c5e2ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.629985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016177/publication.md
observed 549da8dbae3476cb25927282ef3eff3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.611902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016177/publication.txt
observed f8db9de4c5c4e79f3ee9efa347cb8655...
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.