OpenTechnical

OT-2026-000099134

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000099134) never changes.

Identity and time

Publication numberOT-2026-000099134 · never reused
Internal UUID01a0aea2-8288-7d71-85ac-5c221c0998ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099134
StatusPUBLIC

Content hashes

Canonical textd70bc94de6c7397152ff645d6009e745d0001f0b12370df306b953dc2c5e1937
Markdown9244b192920ad3fe0812b02e5f645f284ab75c72c96de986b36e05139784127d
PDF
Publication page506071642da67c2fe5e407cbbe298ce7e73a0d073227423700383f7cabec6f5e
Manifestb59b5adfd767b69b811136d680b19dd602e0df49666717db1c0b0441b355e4ae

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
SignaturefrGibKjxWeR6jaExpADf67kyI+vHMlzyzzPFQjrXhPNapXrcIJN9W63tmZ9fjyLgFeG9ooubU96GHNaqxQIEBA==
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

2026-09-17T09:30:30.107505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099134
observed 506071642da67c2fe5e407cbbe298ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.089864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099134/manifest.json
observed b59b5adfd767b69b811136d680b19dd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.070512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099134/publication.md
observed 9244b192920ad3fe0812b02e5f645f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.052781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099134/publication.txt
observed d70bc94de6c7397152ff645d6009e745...
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.