OpenTechnical

OT-2026-000034076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000034076) never changes.

Identity and time

Publication numberOT-2026-000034076 · never reused
Internal UUID01a0ae75-df0c-716d-8a42-4f9f5d33d2c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034076
StatusPUBLIC

Content hashes

Canonical text3931664abdecb903c16a3cbc02f8458ef9b037dd86024af41daf7aff2d9e68f6
Markdown078f9b35ccb32295c582173618a2583cd1ea4b0b031352e803f820dc9b7e3912
PDF
Publication pageac321ab78e11fc93a86a939c0eadecd1015b92880ee793bc21a287cc95968067
Manifestd899bb02b680615f058dfd23619095774abad479b48cbd3c7264dfbd8c20e496

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
SignatureDzs635rvJCwCGde6vS7bdFTkQMubp0d0/OXeZoUVo2eaN4iAGsdfjmDAld0d2hajhdnd/2vY16V1g8u4PjAJDQ==
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

2026-09-17T11:30:19.662667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034076
observed ac321ab78e11fc93a86a939c0eadecd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.643904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034076/manifest.json
observed d899bb02b680615f058dfd2361909577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.625961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034076/publication.md
observed 078f9b35ccb32295c582173618a2583c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.601204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034076/publication.txt
observed 3931664abdecb903c16a3cbc02f8458e...
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.