OpenTechnical

OT-2026-000050323

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000050323) never changes.

Identity and time

Publication numberOT-2026-000050323 · never reused
Internal UUID01a0ae82-5c47-7f9f-9617-b495aaaf0392 · 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-2026-000050323
StatusPUBLIC

Content hashes

Canonical text19d4649f35c926c04943d83b29074754eb1e14ff6f07b1f0d516dd99c4b8d136
Markdown22eff659cc9a8cf629829ad1351e350278bf8fe36a0cf96467b26e736e2413a2
PDF
Publication pagebf6529a4802538662ae737ee0178062e0b8f5cd49a346c9e91de15c2fd5c3f32
Manifest663d1f030b1be514eeacdc21ac76358a0a335a52728b2f5515f972d8bd72d267

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
Signaturea6Uy1o1cVH9vKvid8p9eJi0G0kQYjQUyCFGXpg3sDVaPrsVzGopNoBE1/hGCNURbo6s8Ne7+f7CqC9wlvk4CBg==
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

2026-09-17T11:01:20.856631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050323
observed bf6529a4802538662ae737ee0178062e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:20.840994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050323/manifest.json
observed 663d1f030b1be514eeacdc21ac76358a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:20.823897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050323/publication.md
observed 22eff659cc9a8cf629829ad1351e3502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:20.807505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050323/publication.txt
observed 19d4649f35c926c04943d83b29074754...
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.