OpenTechnical

OT-2026-000060784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000060784) never changes.

Identity and time

Publication numberOT-2026-000060784 · never reused
Internal UUID01a0ae8a-b7d0-73fb-9e92-fdcf17529406 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060784
StatusPUBLIC

Content hashes

Canonical textd72623f6ae1db771f587c3ea82a037a3ceb6b4aa6de7c2cf5bf8c2c7774466bb
Markdown95c6b9e1bc306efb67ff4d2ac2cd26b70992838997f54390114c030bdb26a9f6
PDF
Publication pagebe0ae5c2aad5b61ea85b5bf6a9bdffec08a7c858ee78ef437c1b4dbfc07b1514
Manifestaadfa2bf9517d72d1d2430cd9ec2528129c6ef91c5a5b5baf0d65bdab13bd965

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
SignaturerG7SYaR/zZGV5u8K3jFQCaGw0AG6T7YxgdklpxzM66OizZMjpiYWjIz8XBbH7AeE2lPXdTvo3MKsa58thdCLAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:31.725305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060784
observed be0ae5c2aad5b61ea85b5bf6a9bdffec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.707573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060784/manifest.json
observed aadfa2bf9517d72d1d2430cd9ec25281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.686709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060784/publication.md
observed 95c6b9e1bc306efb67ff4d2ac2cd26b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.666630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060784/publication.txt
observed d72623f6ae1db771f587c3ea82a037a3...
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.