OpenTechnical

OT-2026-000032061

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000032061) never changes.

Identity and time

Publication numberOT-2026-000032061 · never reused
Internal UUID01a0ae74-bad3-706e-a40c-70916eb9b188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032061
StatusPUBLIC

Content hashes

Canonical text516e040f8c01257f23d8347553c64bf8f29063f1d0249d18cdc582bcde3b67ba
Markdown835dfe0c896de848fe9f1091b2c47c94e47992848b19d26bd182f260c3c20497
PDF
Publication pageea53ed982331bc9f1d8443893f2c6a602931658b124d8cdabbbaad11d7b8d650
Manifest9bd37e86e7ee31ca8777af76127a07b577c2c41623c20afe3d04eb11e7065e5c

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
SignatureYKDyAJewpWsFFKVX/Rh1Yw7zurBb6vmAip5aWBtldkxBKV4CoXqh/0jr0zwww5YHPyL5TMuz9Xqg+zCp7XOOAw==
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

2026-09-17T11:35:28.744115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032061
observed ea53ed982331bc9f1d8443893f2c6a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.726478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032061/manifest.json
observed 9bd37e86e7ee31ca8777af76127a07b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.707804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032061/publication.md
observed 835dfe0c896de848fe9f1091b2c47c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.688164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032061/publication.txt
observed 516e040f8c01257f23d8347553c64bf8...
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.