OpenTechnical

OT-2026-000036193

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036193) never changes.

Identity and time

Publication numberOT-2026-000036193 · never reused
Internal UUID01a0ae77-01cf-7355-be46-05ef4a7ebaca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036193
StatusPUBLIC

Content hashes

Canonical text557cf5dd96ac4e6eaf0423dbcdeaeb311d5b214a341ecfbdb4646e79839491dd
Markdown27125b6c817af4f34c82ae8b81582ddfbc693e2e82baeb5d7d92ef9f28303a6a
PDF
Publication page57711b4c17e1d2aacc0cd2d30e3b027525b423bd5673ebfd04e5444a5bcaf221
Manifestd821e9ea8e9abbab3153a1a4b3d6b177584f5c727eb69dcc0a0c73ad30d24bb5

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
SignatureR5icz1uS58jMmnJ+5OarXhIGKlGM8Luy5F9pAqQmE+7ew0hdNdCJC/ICRKdKpnLNZyc27lbNA1oeiBCbTfinBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:25.730975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036193
observed 57711b4c17e1d2aacc0cd2d30e3b0275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.713415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036193/manifest.json
observed d821e9ea8e9abbab3153a1a4b3d6b177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.696291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036193/publication.md
observed 27125b6c817af4f34c82ae8b81582ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.679078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036193/publication.txt
observed 557cf5dd96ac4e6eaf0423dbcdeaeb31...
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.