OpenTechnical

OT-2026-000095214

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095214) never changes.

Identity and time

Publication numberOT-2026-000095214 · never reused
Internal UUID01a0ae9f-8f70-7f80-9ad1-49b66d896e9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095214
StatusPUBLIC

Content hashes

Canonical textc6b9bd2f3911fe6be964f04c0b6374999d5a2d947cb12dd8998d6fb50cba109c
Markdown3b684cd488abbe6f690be52a4e01aaee14ba0806810821d91f89746f85a889ad
PDF
Publication page675cd86c934c518affe8206075080cb8497b417e95c88a995952aef1bde512e9
Manifest2a49a33cfc89a3a0194100704e70219122ab736040431cf62703b558d2fa99a5

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
SignatureYDIordr3MPVXKeO5+0ldapwiq71BwJikxNK6hzgk/r6SnfnWmFbMDWKdWTpqgAVLMs/M6iDO7SmaVIh0PSpeCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:32.020103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095214
observed 675cd86c934c518affe8206075080cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.000879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095214/manifest.json
observed 2a49a33cfc89a3a0194100704e702191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.983593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095214/publication.md
observed 3b684cd488abbe6f690be52a4e01aaee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.967137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095214/publication.txt
observed c6b9bd2f3911fe6be964f04c0b637499...
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.