OpenTechnical

OT-2026-000014672

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000014672) never changes.

Identity and time

Publication numberOT-2026-000014672 · never reused
Internal UUID01a0ae6d-d093-7fb3-a9ba-a4b3013d228e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014672
StatusPUBLIC

Content hashes

Canonical textce672f87dab88b747eb50ba0d2a9824068522b34902690e1c5984c6e19fbdad6
Markdown7d3d2fd9c556fe662c0c95551e0e3092c324c70e96b31c3f26fd57c7897275b4
PDF
Publication pagef7beba4ed43954ea7f7827827ed74f9ef64962543ef827009ebb5b87939847fe
Manifest9f2835b200a40e3dd4e5bf2750340aeed2d3b329cd850ce8a5152ea63a2279ce

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
SignatureGAK3ZNxXdAujZNERM/9R8H3KGU6CvhfieD0KAPV/L9cTt738Xg8XDgKIRipljiDWuvVUfEZQaymaSJT7EXp7BQ==
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

2026-09-17T12:06:31.296175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014672
observed f7beba4ed43954ea7f7827827ed74f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.277526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014672/manifest.json
observed 9f2835b200a40e3dd4e5bf2750340aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.257250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014672/publication.md
observed 7d3d2fd9c556fe662c0c95551e0e3092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.236839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014672/publication.txt
observed ce672f87dab88b747eb50ba0d2a98240...
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.