OpenTechnical

OT-2026-000047477

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000047477) never changes.

Identity and time

Publication numberOT-2026-000047477 · never reused
Internal UUID01a0ae7f-3e58-7fc8-ba9d-700b97095203 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047477
StatusPUBLIC

Content hashes

Canonical textcaa7469a5492bc344b6ae5191bd16942b607ad955946403767ca9fe5ef7143e5
Markdowne12f27f5139f902a555d67a1d4a31baaea0e2f590a3b230a660bc36cd0f7a3f5
PDF
Publication pagef1a9ee6a622e85d823ca5069bc455673bd75398f6507e242be0f88c059f16a62
Manifestc44ad8ad0f37bd281fad5c1ee25fb79e2644640792c9668394ec1cca347d25b5

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
SignatureFu75pcQgrDt31IDqXl1tyPt3Sa63TgikCOzEvWo62AxNfOb1WDHYjtwO9LGv66OMEJ2KisD0/3dk/b0xDHbIBQ==
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

2026-09-17T11:06:30.883185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047477
observed f1a9ee6a622e85d823ca5069bc455673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.864867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047477/manifest.json
observed c44ad8ad0f37bd281fad5c1ee25fb79e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.846661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047477/publication.md
observed e12f27f5139f902a555d67a1d4a31baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.825742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047477/publication.txt
observed caa7469a5492bc344b6ae5191bd16942...
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.