OpenTechnical

OT-2026-000100743

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000100743) never changes.

Identity and time

Publication numberOT-2026-000100743 · never reused
Internal UUID01a0aea3-66f4-740d-9b28-23bcd553bd53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100743
StatusPUBLIC

Content hashes

Canonical textbcd5f23bf9239d5bc25a44ef61a29a5ac87bb39b186b940ab5809a50039e0ad5
Markdown6f9fb92dc6f4186650d94e24cab9400b903f4e481e79ecd15a0512d1c606ec2c
PDF
Publication paged5b47e101065b851f492b574dcd8e945de804510bcecac101d7eec86e450ec67
Manifestab3b8a8288e9eef47b985e599942ec38e363dacd165b3808cd346bee8383d57f

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
SignatureEvLUJwOnKJV+1qtm8xrkJqte9c8C5UfsFLwq+If2azEhilYaxPZkI3e6iLnWrynsLgqjIGexgjT+aXNVlG/NDA==
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

2026-09-17T09:27:34.599825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100743
observed d5b47e101065b851f492b574dcd8e945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.581853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100743/manifest.json
observed ab3b8a8288e9eef47b985e599942ec38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.563538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100743/publication.md
observed 6f9fb92dc6f4186650d94e24cab9400b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.545594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100743/publication.txt
observed bcd5f23bf9239d5bc25a44ef61a29a5a...
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.