OpenTechnical

OT-2026-000050318

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050318) never changes.

Identity and time

Publication numberOT-2026-000050318 · never reused
Internal UUID01a0ae82-5c47-7723-9838-957d521df4e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050318
StatusPUBLIC

Content hashes

Canonical texte87ad09f4634a953be8148c97ede4856463ef44e0d903005d49a180cd02bbfb5
Markdown0f570c10fcd6b4ee0bc948582edb0c2700b2067d3960e555e9c86145ca4373bc
PDF
Publication page70444d3fff6deebb73908900188a95dcccef0a19a1272b3e5add0605f95daf42
Manifest2750ddd14114b5629e9d3ff2b3c7a796a71e0a6734eab0bcf71b494c9feb8285

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
Signatureh1e2ygja2FeaniIzfIvRYS8F8pi23pIwZrktNxmbVYTCQ3HGpKsukSg3xUb2UUj2TkjoQjqfr3ggAG6AiuXWCA==
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

2026-09-17T11:01:19.728773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050318
observed 70444d3fff6deebb73908900188a95dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.713447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050318/manifest.json
observed 2750ddd14114b5629e9d3ff2b3c7a796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.696991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050318/publication.md
observed 0f570c10fcd6b4ee0bc948582edb0c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.679737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050318/publication.txt
observed e87ad09f4634a953be8148c97ede4856...
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.