OpenTechnical

OT-2026-000010622

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000010622) never changes.

Identity and time

Publication numberOT-2026-000010622 · never reused
Internal UUID01a0ae6c-0ee8-7cc0-b6bd-a7301bf989fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010622
StatusPUBLIC

Content hashes

Canonical textd0508cfd310212146cf6bdfe5c2de1d83ad7b7b3fad73df6c232466ba76b75ad
Markdownc917bd7dcaec66457b196d5a843b04ef2228ba80d29f90dfd61ae2cdb4c5faea
PDF
Publication paged399b08f45c8ee61ef31b2c833c1097fc84042f5d66ba88e3e1bc4bda12d4fe4
Manifeste39f37e3df575f10d76780d6f75eb552184fb43bbf9764138e83df755b7646cb

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
Signaturew6hx05VT6OyOos87pwDoy3eY3vMkcn9mDhWkhw9rPxPHyUpm2NHCcNOu6GdDpCXIkI4B4x50tbDYlPU0/nxWDA==
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

2026-09-17T12:14:48.980016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010622
observed d399b08f45c8ee61ef31b2c833c1097f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.960843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010622/manifest.json
observed e39f37e3df575f10d76780d6f75eb552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.942689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010622/publication.md
observed c917bd7dcaec66457b196d5a843b04ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:48.924277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010622/publication.txt
observed d0508cfd310212146cf6bdfe5c2de1d8...
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.