OpenTechnical

OT-2026-000082237

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained 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-2026-000082237) never changes.

Identity and time

Publication numberOT-2026-000082237 · never reused
Internal UUID01a0ae97-4d94-722d-8a44-5dc11b8b7619 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082237
StatusPUBLIC

Content hashes

Canonical text4570aee457fd74732fa6d32a2a0a15bed0976075772246e2781fa138345dc592
Markdownfbb6f6cbfc1f47569fe4efdf6d6014dc07a8cdba7f925e8bbbf1c37e52ae110f
PDF
Publication pagec4c92a102856af78de1df1b92d90e7fe0dbf84743849fa4548c15843dfdf0348
Manifestc7f961f9ca9a9f5b80197629b0faca61667684479c1a2fe966db9c542eee796d

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
SignaturejGlta/xeQUcL4UUOPYSVt4ZPNp/f4pmb000PfzWai1dChDq13JcqoN9l42LKzNT3OGI04wRgehgS10xeUCuBAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:04.910449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082237
observed c4c92a102856af78de1df1b92d90e7fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.891395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082237/manifest.json
observed c7f961f9ca9a9f5b80197629b0faca61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.873456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082237/publication.md
observed fbb6f6cbfc1f47569fe4efdf6d6014dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.855969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082237/publication.txt
observed 4570aee457fd74732fa6d32a2a0a15be...
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.