OpenTechnical

OT-2026-000059968

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off after 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-2026-000059968) never changes.

Identity and time

Publication numberOT-2026-000059968 · never reused
Internal UUID01a0ae89-ec26-744e-8705-fb0c095bceac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059968
StatusPUBLIC

Content hashes

Canonical text635b58ab4bdfeb035f2afda63fea1f2146e00298cfd289dad69795f8012afc47
Markdownc89f10a0ddcb48b51656433eb171f95abb27730df90f42ca521ffa4e9aa9f5ac
PDF
Publication page295dbb1a27b7d5f42e95ee24e757a124cc5c1e55f9b6071673df29c9be759d0e
Manifest9a031dd0586ffaa4176ee02bcac14a3ded500fc5659e54568415d990e3163c2c

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
SignatureO3D8XGau7gigOpN9MCt4X+rX2CN4F486/2x/vh1engR8JHLLbmcOro/A/fGN0PoSQIpMG3yNMmsyoLs/oF2VAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:45.176086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059968
observed 295dbb1a27b7d5f42e95ee24e757a124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.151213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059968/manifest.json
observed 9a031dd0586ffaa4176ee02bcac14a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.133587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059968/publication.md
observed c89f10a0ddcb48b51656433eb171f95a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.116024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059968/publication.txt
observed 635b58ab4bdfeb035f2afda63fea1f21...
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.