OpenTechnical

OT-2026-000035309

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000035309) never changes.

Identity and time

Publication numberOT-2026-000035309 · never reused
Internal UUID01a0ae76-6a1f-786d-ba2a-6aed3d7e7392 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035309
StatusPUBLIC

Content hashes

Canonical textda5696eb81307da2960a7f995a320957cb19dc181ee3f03771f589f2bf70280a
Markdownd349f9b2bc67962ea72c1b554b8102131380a4fb4ca5986964440c83abd70d2c
PDF
Publication page5d49a2129a7a3d368df982921aa1e08bcfa3b508ea7dbe69e7ec927dc2d303a6
Manifestbb750ae2d368166b8de946b8cd06189fcc88325d2911cb2bed8e8c4b0cd0cb85

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
SignatureZsTerzHYZLDHfgGJ2bnd+aPB2207x5BLm5npXwp50W3i3cZ8xAv7/HXFiM5zN4wWyVF4DR1TRYSc5iVBAz02Cw==
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

2026-09-17T11:28:28.214163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035309
observed 5d49a2129a7a3d368df982921aa1e08b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.196051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035309/manifest.json
observed bb750ae2d368166b8de946b8cd06189f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.177946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035309/publication.md
observed d349f9b2bc67962ea72c1b554b810213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.160270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035309/publication.txt
observed da5696eb81307da2960a7f995a320957...
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.