OpenTechnical

OT-2026-000079087

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000079087) never changes.

Identity and time

Publication numberOT-2026-000079087 · never reused
Internal UUID01a0ae95-ccbf-798d-86b8-3f30bef0530e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079087
StatusPUBLIC

Content hashes

Canonical text95f121a5ce6e45cbc6ae45624cb88471c5e61d273e086b824f24929a9f97088c
Markdownbfc38611518a12b2a460c673b360a3971b66ebbd65148bccf3ca2fff57e3d98f
PDF
Publication pagee5333f1cd58458eaeb0977c9295eaf7680b63d0ba18c306e69929f9fb04d4a7e
Manifest4fa552e959ac9853154d9dda02aa076c7e6ba8c78dc26d42292fd7e83f156b3c

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
Signature33zaWP7590/U/lERLJ34BMXOWDZJFwU+55tBZyfVCh5iI8pEoatg5ghu8I+gbtIOorylw5rWOEkip24XFgUQBQ==
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

2026-09-17T10:05:55.782113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079087
observed e5333f1cd58458eaeb0977c9295eaf76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.762676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079087/manifest.json
observed 4fa552e959ac9853154d9dda02aa076c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.743729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079087/publication.md
observed bfc38611518a12b2a460c673b360a397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:55.725789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079087/publication.txt
observed 95f121a5ce6e45cbc6ae45624cb88471...
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.