OpenTechnical

OT-2026-000086814

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, sustained blow-off before 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-2026-000086814) never changes.

Identity and time

Publication numberOT-2026-000086814 · never reused
Internal UUID01a0ae9a-80a4-7d73-b902-93af031768a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086814
StatusPUBLIC

Content hashes

Canonical textc0cf185c641824fe62547ad605429a4f0d7247ccb5a2124d68362bee648bb6a1
Markdowne4cb83811a5b430decd36882ab7dcb93359149d4fdad38491d807d53de583579
PDF
Publication page8fa8aa01cadb810fa90e8cec7131f29013d56368e9001b71e3d2452c9b2280cd
Manifestd825b794f053361a88d00169671541be648d543a503069c9be7527738be9bf59

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
SignatureOpCNFRhNzxEohAylBzezy3e4BM2WmvTCy+6/dggyBO6JmUAlpUzlsIuWqtmuA3WOrwcta+ETIzwBi7n441RlDA==
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

2026-09-17T09:51:38.186999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086814
observed 8fa8aa01cadb810fa90e8cec7131f290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.167992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086814/manifest.json
observed d825b794f053361a88d00169671541be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.148490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086814/publication.md
observed e4cb83811a5b430decd36882ab7dcb93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.129772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086814/publication.txt
observed c0cf185c641824fe62547ad605429a4f...
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.