OpenTechnical

OT-2026-000016892

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down

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-2026-000016892) never changes.

Identity and time

Publication numberOT-2026-000016892 · never reused
Internal UUID01a0ae6e-591a-710c-8ab9-9f3f992e9cac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016892
StatusPUBLIC

Content hashes

Canonical text1a2ad5d9f12fb11ed196d5312ea4917a7c269f945e640653496bf7d70f5ae6f1
Markdownf21102c80ffbc767b793bc5b379a6e378e3546a86924e965f49e546ae395b63f
PDF
Publication pagec4abb35d1695ac858186e471c93501f5d72c80bea023f360d9b8e869923e2d29
Manifest719b3707afc7bb56c299ff1c3ec1d278d3fe0bab3b28ce9b1b15d0dae48830f6

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
SignatureXbcEDCKnijSlss2AILZ+rZFWTHDqDs8U7oSCUYMXupVCALS1MDh2lpEYG8hMuB6UJZH/C8YLXgmd+YnkuJjyBg==
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

2026-09-17T12:03:09.941338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016892
observed c4abb35d1695ac858186e471c93501f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.925646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016892/manifest.json
observed 719b3707afc7bb56c299ff1c3ec1d278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.907466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016892/publication.md
observed f21102c80ffbc767b793bc5b379a6e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.889734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016892/publication.txt
observed 1a2ad5d9f12fb11ed196d5312ea4917a...
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.