OpenTechnical

OT-2026-000087038

Publication integrity record

Four cup vacuum gripper, four 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-2026-000087038) never changes.

Identity and time

Publication numberOT-2026-000087038 · never reused
Internal UUID01a0ae9a-9f2d-7e0f-b9bc-d7e56c9dfa80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087038
StatusPUBLIC

Content hashes

Canonical textd26cc43a450f8d807f1826a29897790622ae8e7c731bfb9b5825592c4fffc232
Markdowncb604180ab5e75bb73e71731ab4ed61d38738c129e4ac031e97f198754e98a3d
PDF
Publication pagef4ddee141769e407ac8c36f7cc87e0b17ccdc36b6e661c82ecf25db3ae3405d3
Manifest566c23b498373c1831a6eff931e071b738686a9cc59f46db36928e4ab4de49e4

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
SignaturepzgjUTQeP+4rfbFDlJb6e7upPlkxvoBGcWHoHIDxQ8Q+iT4tB3w+t5lz429b3lxRx033zOSiwVUJkEhEUi2wDQ==
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

2026-09-17T09:51:16.967327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087038
observed f4ddee141769e407ac8c36f7cc87e0b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.951994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087038/manifest.json
observed 566c23b498373c1831a6eff931e071b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.934513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087038/publication.md
observed cb604180ab5e75bb73e71731ab4ed61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.917974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087038/publication.txt
observed d26cc43a450f8d807f1826a298977906...
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.