OpenTechnical

OT-2026-000099782

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000099782) never changes.

Identity and time

Publication numberOT-2026-000099782 · never reused
Internal UUID01a0aea2-c978-7e26-92b5-3f10bb1e250f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099782
StatusPUBLIC

Content hashes

Canonical text9b60131620e8e72ed6497d7a192f99b9cc4e6791d0db513d5a2d99e9f6477fe2
Markdown9318c330072b7f90400b22efcda5e9ef616c1c83019ef5b15d1b62d3595bcacf
PDF
Publication pagee48245e82266c0cff20090a273894cf8373e4517cb3ecd6b6510c588b6e6d136
Manifest4e21adea681cc9b9a1532422b248cb0c190f75ce7f1d64a4723aeaabcfee1a22

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
Signature9H52ON63vqgUTzftmGG9EcMyioAUzacG3JDBOkof/1M8PIrp7SePdPl64jtb1CkIlu8QqxmKSX7YjdZQQ/14CQ==
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

2026-09-17T09:29:49.084717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099782
observed e48245e82266c0cff20090a273894cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.068669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099782/manifest.json
observed 4e21adea681cc9b9a1532422b248cb0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.051957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099782/publication.md
observed 9318c330072b7f90400b22efcda5e9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.033963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099782/publication.txt
observed 9b60131620e8e72ed6497d7a192f99b9...
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.