OpenTechnical

OT-2026-000048344

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000048344) never changes.

Identity and time

Publication numberOT-2026-000048344 · never reused
Internal UUID01a0ae80-4de4-77c5-8840-c451686d9308 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048344
StatusPUBLIC

Content hashes

Canonical text041f335d1871352d1d064530f56dcdd6e5d95fa75b67238e388dcfd959086b1f
Markdown88ac397b9f0526493aa34d028222a14184c9cfc909b81ad2575fad89e606e532
PDF
Publication page662c9924f285c5eae8dfccc50ea43787e03af655675d4d242bedf581db4ebcfa
Manifest425c545e439384028ebbee41d36174d83186ed19b0dc9b622d6ba9361c8435b7

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
Signatureu5DcEKWTTa5JkE/IotK6ov5rzZXJONRjHHe7jsmJh5xL+aPiAm5HxATpkd37Z2bRcNBWPhk4umM2OUCwn9TtCw==
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

2026-09-17T11:04:57.356220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048344
observed 662c9924f285c5eae8dfccc50ea43787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:57.335770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048344/manifest.json
observed 425c545e439384028ebbee41d36174d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:57.316873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048344/publication.md
observed 88ac397b9f0526493aa34d028222a141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:57.296968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048344/publication.txt
observed 041f335d1871352d1d064530f56dcdd6...
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.