OpenTechnical

OT-2026-000065569

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000065569) never changes.

Identity and time

Publication numberOT-2026-000065569 · never reused
Internal UUID01a0ae8e-46fa-7948-979b-50645ba6ab03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065569
StatusPUBLIC

Content hashes

Canonical text270a33ad8d4160cb4e67b93c948686da8b05643f0d0845cade0fed6fc66b9da1
Markdown9c93c5ff8059cbbd77d751ae85e9a44fde6f017cc9dde56a0f15ba0b9e86380b
PDF
Publication page218cdc7054fb2f61bb01cd3f41cbe15c5fcb22889525fe88f4faf5c62a748dde
Manifestda98f9156f91454fa453d0ae0dcf187fc25aaa21bef3bbd35c85036cc811e2f7

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
Signature1w02KNLqxgqCoQDw3uPmFIGlL/3FL5eeUJiHXZzeYQQGhItAVe8GrYDc1WKsB7WwLASN9NBSJNuWE434qShrDg==
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

2026-09-17T10:33:54.290957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065569
observed 218cdc7054fb2f61bb01cd3f41cbe15c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:54.261462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065569/manifest.json
observed da98f9156f91454fa453d0ae0dcf187f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:54.229445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065569/publication.md
observed 9c93c5ff8059cbbd77d751ae85e9a44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:54.201800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065569/publication.txt
observed 270a33ad8d4160cb4e67b93c948686da...
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.