OpenTechnical

OT-2026-000051411

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051411) never changes.

Identity and time

Publication numberOT-2026-000051411 · never reused
Internal UUID01a0ae83-2741-7b54-962f-739fc8312843 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051411
StatusPUBLIC

Content hashes

Canonical text9aaf3451f75c6072b48df77cb6c73948276f075c35a2305b60f63d1de47eb4b8
Markdowne0ece45be5efc34d14e052c6c1b0bb41e4947f51fa9040bfcfa509866ca52c14
PDF
Publication pagedf16fb139ba540b29d634f3ce9bf00dc371bbbd4b73ce1f2f855c9ba332ce928
Manifestcf3611b82317423adeb1c153413ee23d4ab146d568a66df75e4984a00ab6f73f

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
Signature+cWCR9WApg5zQj90Stg2AbCanNRjXVvs2+iiQTHgEs45bKLqfCcEhVobN9/MnibeGwn6GUepGtZL8paCRD6eAA==
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

2026-09-17T10:59:18.959862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051411
observed df16fb139ba540b29d634f3ce9bf00dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.942426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051411/manifest.json
observed cf3611b82317423adeb1c153413ee23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.922746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051411/publication.md
observed e0ece45be5efc34d14e052c6c1b0bb41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.903331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051411/publication.txt
observed 9aaf3451f75c6072b48df77cb6c73948...
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.