OpenTechnical

OT-2026-000040395

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040395) never changes.

Identity and time

Publication numberOT-2026-000040395 · never reused
Internal UUID01a0ae79-2701-7679-8077-dad4c8e802fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040395
StatusPUBLIC

Content hashes

Canonical text708fcd531e2c3550096aab1268a10e4d7f143262b4e48ddfe5ca568419f886a9
Markdown261b6cc707e97021aa458cde815983d16c77b44d30a3e46f7ffa796503924b2f
PDF
Publication page322b78a8cbdc056af77dffa4ac60fa37af7fb276ec423bb042b964258d529ce9
Manifest4891008d9a4c2e76dfa276e3575e3928fc7240a1824efecba4ba03b4daec6759

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
SignatureRDSlIGSG4wzoLRh4IKOsI3/9aNXWP43lK7+c2Bq1vNxLTz7j7fkkBCLtHi1t9kBH95s2ci/c2ky2gbhm+i2LCA==
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

2026-09-17T11:19:25.442934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040395
observed 322b78a8cbdc056af77dffa4ac60fa37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.424607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040395/manifest.json
observed 4891008d9a4c2e76dfa276e3575e3928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.406376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040395/publication.md
observed 261b6cc707e97021aa458cde815983d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.387034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040395/publication.txt
observed 708fcd531e2c3550096aab1268a10e4d...
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.