OpenTechnical

OT-2026-000007205

Publication integrity record

Vacuum cup gripper, two outlet manifold, three stage ejector, contact triggered, vented after set down

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-2026-000007205) never changes.

Identity and time

Publication numberOT-2026-000007205 · never reused
Internal UUID01a0a976-7d00-7651-850c-e3b839779ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:05:09.891618Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007205
StatusPUBLIC

Content hashes

Canonical text803d1709d58220e0021d4603bdeb2d22b6c58baaef7484f9ad55e7689aebd64b
Markdownc51b9573ed0d13376b7d04a2f34ea149842d20e80fa8d41d64ab91068953bde8
PDF
Publication page31fd760d6581b6bb87bb4c15d97e7c6576bc1c709de954787c3f67a3dd40dfc0
Manifest66dfba4a80a7cc73151ad8f02007bf4eed608c0787c111bfa0ffcab04aff571e

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
Signature6cfvYe//O6P9LvLDXRSsvBDP2P803KagPo8Z1T0BVMi3Nv3GApeUlAHMpckKoKwFcJHaDg3d+kiSHn1kYVduCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:16.143681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007205
observed 31fd760d6581b6bb87bb4c15d97e7c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:16.131545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007205/manifest.json
observed 66dfba4a80a7cc73151ad8f02007bf4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:16.008724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007205/publication.md
observed c51b9573ed0d13376b7d04a2f34ea149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:15.996082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007205/publication.txt
observed 803d1709d58220e0021d4603bdeb2d22...
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.