OpenTechnical

OT-2026-000102119

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000102119) never changes.

Identity and time

Publication numberOT-2026-000102119 · never reused
Internal UUID01a0aea4-50f2-7b7f-afa4-d4dbef0608de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102119
StatusPUBLIC

Content hashes

Canonical textc3445823226cfa7dba3a88de272996d1549f0e4857c2e7979b8d079997a0da84
Markdown9e21fd8c466385ea24d76b0718ea40f543145286e49654cc3d89ca030aa6d63f
PDF
Publication page6d5082cfe541f98c90f04438f5df48db201b9dda31790154455864e86fef4d94
Manifest93f89ccacf197dbd1bbd416ffabae4790f4bbbb3fb4d8bda017e95d7332c5662

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
SignatureItwwD8dA0eRQaF1eqIPENviy87o1ZSo0ExPLeK9FsbBVRlIsDndwQhCvwenFicM2GwoKIwrKGnW9VlZ7UdpRAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:16.540419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102119
observed 6d5082cfe541f98c90f04438f5df48db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.522556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102119/manifest.json
observed 93f89ccacf197dbd1bbd416ffabae479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.502576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102119/publication.md
observed 9e21fd8c466385ea24d76b0718ea40f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.483430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102119/publication.txt
observed c3445823226cfa7dba3a88de272996d1...
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.