OpenTechnical

OT-2026-000067328

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000067328) never changes.

Identity and time

Publication numberOT-2026-000067328 · never reused
Internal UUID01a0ae8f-6bd7-7180-8098-2e15c25409aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067328
StatusPUBLIC

Content hashes

Canonical text0fe7194d014162cc24267a297afb2a550a25a37b9e780cab479deaa199e7a006
Markdowna446c69f5f764ca1e34e203726b80c5a2b2b2fed9f1e7e1033b0f62e2e2b83a6
PDF
Publication pagee2c65531f5ade53b4cba2233ce76acf50aa1efc25c52bbfb410d798085f393d4
Manifesta63c73f14f41302555ba2d395256f79d67c6d2819b48a2e5ea926be103d1852a

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
SignatureDT7kSYzA1cAvtOWSZXZw2mW6juTQgpRM7Juq9HcbF35Vce37rmQOK8NwHhJyoes4enbuxXx78JMLzSOhyeeyCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:30.610529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067328
observed e2c65531f5ade53b4cba2233ce76acf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:30.592956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067328/manifest.json
observed a63c73f14f41302555ba2d395256f79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:30.574513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067328/publication.md
observed a446c69f5f764ca1e34e203726b80c5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:30.557664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067328/publication.txt
observed 0fe7194d014162cc24267a297afb2a55...
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.