OpenTechnical

OT-2026-000075394

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000075394) never changes.

Identity and time

Publication numberOT-2026-000075394 · never reused
Internal UUID01a0ae93-f201-795e-bb3c-07abcfe4a632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075394
StatusPUBLIC

Content hashes

Canonical text775ddde00494473a3a209da9e87aa994c2e6060a73e1faee0ffe450b6c0a354d
Markdown10a3a06ff7bb3f23494ba9d26e0429a46d927741f0c1c4b677d290a2e58f39ef
PDF
Publication pagef6481d692bf7bba3c6b023b05a192740f8e1d168ee9b575c45936fa82ed4461b
Manifest432497745fa91a67c3dcdff37e4dbbd50a91a3c442e03682db4586be139a0727

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
SignatureoWZ1p262p4SWF3nU2EN6SlOtFJbexu1irLN1wRaGTO2kZyKtYB+fInz4TnryE1B3O1HnWMlGUxChdXQTSHeODA==
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

2026-09-17T10:17:28.221757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075394
observed f6481d692bf7bba3c6b023b05a192740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:28.202640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075394/manifest.json
observed 432497745fa91a67c3dcdff37e4dbbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:28.059888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075394/publication.md
observed 10a3a06ff7bb3f23494ba9d26e0429a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:28.014482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075394/publication.txt
observed 775ddde00494473a3a209da9e87aa994...
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.