OpenTechnical

OT-2026-000041392

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000041392) never changes.

Identity and time

Publication numberOT-2026-000041392 · never reused
Internal UUID01a0ae79-b145-74e4-99c5-197b5c47ddb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041392
StatusPUBLIC

Content hashes

Canonical text8c21cf6cd6ee57a0cf0c4929ab45155e275c096ee144cc8780766f6a7993eed9
Markdown6d19e7ab4ac0127af2edd145bf40ea83cabda8664258ef8854013d107143779d
PDF
Publication page2c7056844852f383e16daf12f0f769078a65bb4712186608c411a256eab61761
Manifest32573130e5b27c497d14d9a41afd300adc6cff09c7cd25020e7d58f3181f2ff0

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
SignaturepwXYN47yQ8duhRW40QoTowP0VqY/m5leF1Etzbl/lnVAXWcGi2kcD0poOmQYfPO2SUeud0wsI+6SEc9a7lE9AA==
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

2026-09-17T11:17:24.112818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041392
observed 2c7056844852f383e16daf12f0f76907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.092673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041392/manifest.json
observed 32573130e5b27c497d14d9a41afd300a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.075153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041392/publication.md
observed 6d19e7ab4ac0127af2edd145bf40ea83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.057369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041392/publication.txt
observed 8c21cf6cd6ee57a0cf0c4929ab45155e...
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.