OpenTechnical

OT-2026-000035925

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000035925) never changes.

Identity and time

Publication numberOT-2026-000035925 · never reused
Internal UUID01a0ae76-b4c9-75ff-b2f9-57c0122bdc5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035925
StatusPUBLIC

Content hashes

Canonical text936c7b4948654b1281a012b447f222eeb794136281f130a66e76bf6ba06bcd67
Markdowndde9bb6b448086afaa355db91cf6aff54400b543ee5091b99b48cb1bebedd971
PDF
Publication page1918d1f5b8301e8dd81af17434c0d63dddab72c0c4719236f9877d41db9dc674
Manifesteac886d8c444f8de172a643dece1816c170f4d724ef34fe016494114b0929f20

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
SignatureY5rtvHetJ9X/ohPBH4Rg4LFv1cNCAJEZkl2O4MOn7pErQi7W2T6OdvR/+VObPuj+LD8S84emnQ2Z6mZZ1V/xAA==
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

2026-09-17T11:27:46.290967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035925
observed 1918d1f5b8301e8dd81af17434c0d63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.272535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035925/manifest.json
observed eac886d8c444f8de172a643dece1816c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.252979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035925/publication.md
observed dde9bb6b448086afaa355db91cf6aff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.231092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035925/publication.txt
observed 936c7b4948654b1281a012b447f222ee...
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.