OpenTechnical

OT-2026-000086714

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, sustained 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-2026-000086714) never changes.

Identity and time

Publication numberOT-2026-000086714 · never reused
Internal UUID01a0ae9a-2c99-74fd-a4cb-07297b670cad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086714
StatusPUBLIC

Content hashes

Canonical text1c37555ac04832aa308132abf730e76bd4c76786ece1d059c16e4041ff43f1bc
Markdown3add8f61b1c0fb44b9dda53b98a3568baa821902fe019e9fc24a48929545ec51
PDF
Publication pagee8459c53e0f1c36d200f92526fbfc85578b692b570dac93c1db65c21f27ce446
Manifestebb9bcdf371229d304db6374e9160c2d51c3f80dc722a016abec8b857e83d3b9

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
Signature0XbuzSiscSPD/K74jL2qoc2vqnfcE94LCbgqEfMUwpGI3fGLZHjWBfC8UQoS9zZ0rhBXqtRvl6hv9BFGh/OyBg==
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

2026-09-17T09:52:35.374268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086714
observed e8459c53e0f1c36d200f92526fbfc855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.359367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086714/manifest.json
observed ebb9bcdf371229d304db6374e9160c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.344096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086714/publication.md
observed 3add8f61b1c0fb44b9dda53b98a3568b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:35.328310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086714/publication.txt
observed 1c37555ac04832aa308132abf730e76b...
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.