OpenTechnical

OT-2026-000084747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, sustained 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-2026-000084747) never changes.

Identity and time

Publication numberOT-2026-000084747 · never reused
Internal UUID01a0ae98-e25d-7fe1-9572-717af0193451 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084747
StatusPUBLIC

Content hashes

Canonical text4912ef541a6023391c48e0225d68f9e3a33dd1969dead32762da1e2d40c377c7
Markdown62c51d64a3a1b558008d41c0bc008b1326e32ee6381e9be2e03ae9a266626661
PDF
Publication pageb99980454da0095414e0132e8594b583696582fd3f6d93c315f675b3628c52c5
Manifest90f51332c4e5173332d7b416446401985f10459f786e8393162a49660834ed31

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
SignaturevXoTr6AZhhMzc1svX3XH8oungmdTGRSDOmbJoWL6ENyr2NRFyHn90RGsFP94KV/NQeAvpPgVY+eY3LKEVkvRCQ==
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

2026-09-17T09:55:41.525909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084747
observed b99980454da0095414e0132e8594b583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.507444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084747/manifest.json
observed 90f51332c4e5173332d7b41644640198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.490529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084747/publication.md
observed 62c51d64a3a1b558008d41c0bc008b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.473281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084747/publication.txt
observed 4912ef541a6023391c48e0225d68f9e3...
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.