OpenTechnical

OT-2026-000074017

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000074017) never changes.

Identity and time

Publication numberOT-2026-000074017 · never reused
Internal UUID01a0ae93-2b8f-7289-b393-64c4da2fb760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074017
StatusPUBLIC

Content hashes

Canonical texta1e6c35b0c263ddd31fa93e1c3f3d20aa89891fce522878920c7c09fc47f1e70
Markdown7800e5f704a6f5eb92aca4395cd2df6ca6006e0977d9bf202388edeb8d2c44f5
PDF
Publication pagef591c116aad63a741f7d3e277e6ff0af4344cacd3fd06f8de29de5896bc63976
Manifest4a664492a01c0ce86e78e443c200699d9f08cb5cfb7e2e1c4b2155643b63c4b8

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
Signaturel5AUeqPV/CUOZENHYWpGtHqKkvRtTHAwspoX7m2OsSCnp1TAsDoc7QKtzkHe5oY2OcI54g3ruOysLmI+NieXDw==
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

2026-09-17T10:20:18.986303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074017
observed f591c116aad63a741f7d3e277e6ff0af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.966297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074017/manifest.json
observed 4a664492a01c0ce86e78e443c200699d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.946378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074017/publication.md
observed 7800e5f704a6f5eb92aca4395cd2df6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.927558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074017/publication.txt
observed a1e6c35b0c263ddd31fa93e1c3f3d20a...
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.