OpenTechnical

OT-2026-000053669

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000053669) never changes.

Identity and time

Publication numberOT-2026-000053669 · never reused
Internal UUID01a0ae85-0a95-7025-a055-e85524e91c99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053669
StatusPUBLIC

Content hashes

Canonical text07aff82a93a48a341e1bd3f046484a32c16e233b3c06bf0984ea1229b77b6004
Markdowncba0d882be9186b49d7615c52e3898407f360645c484afb930c3bd9aa5562fc1
PDF
Publication page4dd7a5352b78724e32be41ca1793cd7f657245290ecde4ab80bdea3aab14db53
Manifestde1de2349cb92b9183d4ce96c4a9d43c4ee97e06061e7685ec388cc5e87ac17a

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
Signature3had1Zk53rduOviotpVudsTeBcR9Tx1qE4otPGc5uICRDdl8PoUq0HOghKJaASKDjnWc58wjTlEaKoOvLOJeBQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:33.725375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053669
observed 4dd7a5352b78724e32be41ca1793cd7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.706114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053669/manifest.json
observed de1de2349cb92b9183d4ce96c4a9d43c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.686366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053669/publication.md
observed cba0d882be9186b49d7615c52e389840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:33.664760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053669/publication.txt
observed 07aff82a93a48a341e1bd3f046484a32...
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.