OpenTechnical

OT-2026-000098730

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000098730) never changes.

Identity and time

Publication numberOT-2026-000098730 · never reused
Internal UUID01a0aea2-42ae-720b-ae6b-91614b9b0022 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098730
StatusPUBLIC

Content hashes

Canonical text353c2c4435ed7d296c3a87b762a96ac12cd7b6c5d79c0968ce2da84f42aab250
Markdown4236bfc02ccbf1fab4132edbb14f7d73e43a53f88bf6f9ad32613c4e1777154e
PDF
Publication pageebc7a720a33c556426a906c09367196acfed978364f3c83782970cbf358ab894
Manifest065c2421eaf21c3eb5b845461d253eb5e6f030dec4ce4a04329da486e5b9aebb

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
SignatureNv2NqkT1n49BSkFP+z1Oub9XDFViBbPVb53OGUHdrzW1Z2iaL2/zRRuY6uuLK/s8wk88T5limt6qa0AJSakPCw==
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

2026-09-17T09:31:02.524613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098730
observed ebc7a720a33c556426a906c09367196a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.508050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098730/manifest.json
observed 065c2421eaf21c3eb5b845461d253eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.491804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098730/publication.md
observed 4236bfc02ccbf1fab4132edbb14f7d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.474271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098730/publication.txt
observed 353c2c4435ed7d296c3a87b762a96ac1...
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.