OpenTechnical

OT-2026-000050480

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050480) never changes.

Identity and time

Publication numberOT-2026-000050480 · never reused
Internal UUID01a0ae82-5c48-78d4-8945-d8f44ea91c26 · 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-2026-000050480
StatusPUBLIC

Content hashes

Canonical textc9dd3e7db967e2b9ee52bef11ce9c2a4e3d98052dc1d0a450e6dc2e401145f53
Markdown45fd6662ad3e4aa11cb12d747e259cd3855e87d0961a59cb17507e3278d356f2
PDF
Publication paged7b4f760fa534348b2d6e59b9de613ef26fdc8a70510f2c3846d4802da57ec1b
Manifest8d0bfce558e50982df1577ee124b631634e8716d80f1e10d8634a7e7f5a27346

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
SignatureJaTVZsveuo3iAVncd2oaY6O1TcSBZtoc7PG4uxWoe0zA+ZBC1cwxicp0DXHbPSLI+ti23dKamPaJe9uZX14fDA==
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

2026-09-17T11:01:32.097548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050480
observed d7b4f760fa534348b2d6e59b9de613ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.081283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050480/manifest.json
observed 8d0bfce558e50982df1577ee124b6316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.065902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050480/publication.md
observed 45fd6662ad3e4aa11cb12d747e259cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.051334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050480/publication.txt
observed c9dd3e7db967e2b9ee52bef11ce9c2a4...
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.