OpenTechnical

OT-2026-000035921

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035921) never changes.

Identity and time

Publication numberOT-2026-000035921 · never reused
Internal UUID01a0ae76-b4c9-7690-ab2a-311d4822ca87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035921
StatusPUBLIC

Content hashes

Canonical textee07b1a1c748f561050bb226c51229b5ad717d8a4df26ab9278acfd9b6b76ef5
Markdowna9930e23f467c0bc00e6749588279645a66e615c5c436a8ce1d21225cc136507
PDF
Publication pagebe543da60cc072ddb8a52d6414b6029e9d0eb417ea9880c5b493522e8c9f3f88
Manifestfebfe57ea76c5cdf6465c26d4b972ddab8f28d453a363af1f94e084893cd7739

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
Signature95Fu0UTkbv0A1KCFmtl+bPWxwBLeCQGeyGPyNYhKS9LVPSzbOFTiulYdAxYnslFd+0C8TYeWBlKeXn4FHf9FCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:27:45.948407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035921
observed be543da60cc072ddb8a52d6414b6029e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:45.929102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035921/manifest.json
observed febfe57ea76c5cdf6465c26d4b972dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:45.909823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035921/publication.md
observed a9930e23f467c0bc00e6749588279645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:45.890281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035921/publication.txt
observed ee07b1a1c748f561050bb226c51229b5...
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.