OpenTechnical

OT-2026-000066196

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000066196) never changes.

Identity and time

Publication numberOT-2026-000066196 · never reused
Internal UUID01a0ae8e-8dc3-7cb4-87e2-c547e31b8f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066196
StatusPUBLIC

Content hashes

Canonical text074a95f7db773105f7788443d93f7ca63df7e9405c54508c1be7c17ab2fd2005
Markdownd605eb244e6e927b686b2ac86a0fb2558069a3abfea9aba3109a7ca0410193e8
PDF
Publication page6594f2d0ecc3523bd7d35afb6a345bad1db9fa238188c9335d3b243112e7f5b0
Manifest662c60433306ceb6df7f44f22bc7fa188a94f223a943bd37cd4a6a381a54cf4e

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
SignatureOzY+8r1kFnskhKs19bVGV7gY5Wf8d0FPQxt9B6j6qHRwE5Kl8mHh1Evsw4sa3R7EF/iPaBaTg34Bfx0VJZWkBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:21.153422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066196
observed 6594f2d0ecc3523bd7d35afb6a345bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.137449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066196/manifest.json
observed 662c60433306ceb6df7f44f22bc7fa18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.120789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066196/publication.md
observed d605eb244e6e927b686b2ac86a0fb255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:21.102750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066196/publication.txt
observed 074a95f7db773105f7788443d93f7ca6...
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.