OpenTechnical

OT-2026-000048524

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000048524) never changes.

Identity and time

Publication numberOT-2026-000048524 · never reused
Internal UUID01a0ae80-4de6-723e-a5f0-e1f6d61529be · 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-2026-000048524
StatusPUBLIC

Content hashes

Canonical text1e2af1e9790a7f0e50541b741152c5077a74f781784570c05514c01054527777
Markdown3750320de0a92a725d10b25a29647c17f826de0a1c096bc39660849b6ef57b61
PDF
Publication pagebef3e02023d12e4aaf7ed1a9c685a86d0b711a85c5778e6d9c71d934a6cd87c2
Manifest13fe90a98cadca6e1c7be7e644f78161b724cc50821470c61a37d724fc0e4f8d

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
Signature86oRvnVg4QeD25mARwKqBKoVzTkOCgbUAo6o+GTnJinvzjn3aTVY3SMbXTXOX8we1jrQZrAGMAvkvJzUdZOUAg==
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

2026-09-17T11:05:18.603199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048524
observed bef3e02023d12e4aaf7ed1a9c685a86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.581915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048524/manifest.json
observed 13fe90a98cadca6e1c7be7e644f78161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.560549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048524/publication.md
observed 3750320de0a92a725d10b25a29647c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:18.539406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048524/publication.txt
observed 1e2af1e9790a7f0e50541b741152c507...
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.