OpenTechnical

OT-2026-000056463

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000056463) never changes.

Identity and time

Publication numberOT-2026-000056463 · never reused
Internal UUID01a0ae87-4bd3-788c-82e8-afd38d1d2738 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056463
StatusPUBLIC

Content hashes

Canonical textc8d22dc506818c52c9a1e3e636f91ccf5d61dc21cbefc3d988066672c596b596
Markdown12ffea9ed982441c95d638e97a052f8e2071f21cebfc175f7369857ba3aa87eb
PDF
Publication page757fbacf9c4766de020092b3108ca27e1e48da80442112b66b9eab3123549e98
Manifest1c98ff4c3312a310a5aa1f82e86f41e73f2ba447953436470c109f7dbae07589

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
SignatureSV6QLkuPEd9TPPfBkKIKoVeHyalovmrOKw517pQRlrHi5Mvtm9YZAbSFMepu5vHOO7+E9GFyy76tm6s+LJTXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:00.145315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056463
observed 757fbacf9c4766de020092b3108ca27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.128426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056463/manifest.json
observed 1c98ff4c3312a310a5aa1f82e86f41e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.113251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056463/publication.md
observed 12ffea9ed982441c95d638e97a052f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.096456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056463/publication.txt
observed c8d22dc506818c52c9a1e3e636f91ccf...
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.