OpenTechnical

OT-2026-000098187

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line 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-2026-000098187) never changes.

Identity and time

Publication numberOT-2026-000098187 · never reused
Internal UUID01a0aea1-e964-707e-b881-d28ad9458971 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098187
StatusPUBLIC

Content hashes

Canonical textc176c51aa293289111826332ec5cbb15feb60a11803e2ecd5dea256ed3096c5a
Markdown82ef05e9154f1a29a4a3c8d684722393a5866a41fd7deacba10f1b8cf32c7843
PDF
Publication page4a21c673d812ad7487e0be976384e190efc3a483e72310f88fc721a6c66cc8ec
Manifest8837bbb402978113b6f0f278488e927e84f85ca56ba21511990b4f2108881466

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
SignaturekYT9ikSRWREuyO1NfmRhHB1VmAnlytDfi7GCIArN6XA05DB+BP/xrJzsQ9DhLaKdkSwameHQ7Tzczid/RD9GDA==
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

2026-09-17T09:31:20.673575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098187
observed 4a21c673d812ad7487e0be976384e190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.656921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098187/manifest.json
observed 8837bbb402978113b6f0f278488e927e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.640218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098187/publication.md
observed 82ef05e9154f1a29a4a3c8d684722393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.623807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098187/publication.txt
observed c176c51aa293289111826332ec5cbb15...
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.