OpenTechnical

OT-2026-000069130

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000069130) never changes.

Identity and time

Publication numberOT-2026-000069130 · never reused
Internal UUID01a0ae90-6dcf-7855-9099-9b36aad48b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069130
StatusPUBLIC

Content hashes

Canonical text938861ea4462f7dadc0df037084154ebc7b8abef8a5790fd9e176dc6c96a0f94
Markdown06a92fd7da3b0b68f07494d172194bf47f0f4a7bde37b9fde11838092ba2cc86
PDF
Publication pagecc3082ea0c3cd5110f85f8d20fb04b2abcf0a704c77c12e3765ff64b26c421ca
Manifest37f8bd36cefec9d13c48dbe4af8327dad4209495a7388eae9ca34cb63645be7b

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
SignatureRowuIMAGG4AZFRK0HI46hVRrFxn4llG68/QgbIiAcHNtzReAcDr1dkol3gFU+wviaHhBwX/kVMltT1iJyuevBw==
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

2026-09-17T10:29:00.642664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069130
observed cc3082ea0c3cd5110f85f8d20fb04b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.625843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069130/manifest.json
observed 37f8bd36cefec9d13c48dbe4af8327da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.608164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069130/publication.md
observed 06a92fd7da3b0b68f07494d172194bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.589640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069130/publication.txt
observed 938861ea4462f7dadc0df037084154eb...
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.