OpenTechnical

OT-2026-000036604

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000036604) never changes.

Identity and time

Publication numberOT-2026-000036604 · never reused
Internal UUID01a0ae77-46e7-71aa-a534-8aa86dcabe93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036604
StatusPUBLIC

Content hashes

Canonical texte2b7161720fc070821df80c52d97d2390d3248b4a2f7d2d6a7639cc22278ea81
Markdownc057a8da273165154bb5bf444e5f3d7088ceb9d4e2c7b90d20b19228be2c14b2
PDF
Publication pagef0049af0f1a44e347d5b9ba49a51f8974e34bbcd5d0ad1995befc7e62ca70fb2
Manifesta7592eb1887a86267adedccdb18f9066223018228ff3bab04116619674153c5b

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
SignaturekKOrUZK9h6P66eO0MCMyQxnZGNEaf8WkdaM6+Z71Lt8Zk/wmJJAn9SylrVIJS8PyB1VIQk+wz4wVuSycG6QOBg==
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

2026-09-17T11:25:49.922759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036604
observed f0049af0f1a44e347d5b9ba49a51f897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.907773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036604/manifest.json
observed a7592eb1887a86267adedccdb18f9066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.891955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036604/publication.md
observed c057a8da273165154bb5bf444e5f3d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.874842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036604/publication.txt
observed e2b7161720fc070821df80c52d97d239...
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.