OpenTechnical

OT-2026-000016480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000016480) never changes.

Identity and time

Publication numberOT-2026-000016480 · never reused
Internal UUID01a0ae6e-2d13-7403-a5f2-e50546374f86 · 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-2026-000016480
StatusPUBLIC

Content hashes

Canonical text72167252151684f4f29481eaa7e17df080975d9c3ae5a5017b9b432ae2d7beff
Markdownc269906a07b55a2a5584183030c5209d1fd91ce1ce9a52b0475f4f34cf450972
PDF
Publication pagefea3b3d9050266cdbe7638df94d3e94d3e1cc8eb5aba53abc59f1d1d7e06a3f1
Manifestd6a065a0ab791a3f48d5e3db21deda9a9880ae8cb700c261495bf8d6ae1c15aa

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
SignaturekFocO3P7lfZdeTBa4AQAhAk+LelX8Yfxv/Z1jM/p8EOgtCx4EBQhW//oFUYWYHbbmuzqx7+JWYzkFpBEngs8DQ==
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

2026-09-17T12:04:41.014904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016480
observed fea3b3d9050266cdbe7638df94d3e94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.997684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016480/manifest.json
observed d6a065a0ab791a3f48d5e3db21deda9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.972178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016480/publication.md
observed c269906a07b55a2a5584183030c5209d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.951600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016480/publication.txt
observed 72167252151684f4f29481eaa7e17df0...
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.