OpenTechnical

OT-2026-000018374

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000018374) never changes.

Identity and time

Publication numberOT-2026-000018374 · never reused
Internal UUID01a0ae6e-b489-706d-993d-b2d43b39d66d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018374
StatusPUBLIC

Content hashes

Canonical texte2ccedb6917d7e5c4df764ac17bb8549a576eb253c254bb1d7ade7d46ef1ab24
Markdownbd10710a105e1035514ae6dfd35bf1a590994476d5dcf75494b727605f360df1
PDF
Publication page1c175c28f5753d6c193a3af4edb145a00d97579c7c5811ac8acf690c9893476f
Manifest1d98f0389adaecdbc9d5e9134c5686aac7daedbf3581192c93f8c97313fcf800

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
SignatureFHLwr9hJ9SN7lJg7SUlMTSspki3zTEml/K4nZpyf9I26hoYepcSAWD+mkN+Qk3Ni6rTBQ4QclqdB9KH2HGP/Dw==
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

2026-09-17T12:01:06.767699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018374
observed 1c175c28f5753d6c193a3af4edb145a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.750084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018374/manifest.json
observed 1d98f0389adaecdbc9d5e9134c5686aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.731465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018374/publication.md
observed bd10710a105e1035514ae6dfd35bf1a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.713219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018374/publication.txt
observed e2ccedb6917d7e5c4df764ac17bb8549...
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.