OpenTechnical

OT-2026-000044809

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000044809) never changes.

Identity and time

Publication numberOT-2026-000044809 · never reused
Internal UUID01a0ae7c-911b-71ad-abb6-e2f4e332a7f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044809
StatusPUBLIC

Content hashes

Canonical text9de2664b27d492e3490fc9efd98c99594c8869147dd872fa9c20f923be0c3e36
Markdown5a68959f177ad28de2a4ef67ae617caf9ae5d55214ec3975a04aebbe41dd3a51
PDF
Publication pagedbb4c6cb94e1a65624f8a5d6120e017d03fee307267ae481ebb2be3e03bc87d8
Manifestd043ee1ea5f429750e2ebce599a9545718c1a9ce4ca765a18584d022471e2887

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
SignaturerOMEPyiujMYItAbeLG80s3m4kzj8+eWr6gEM4+csNw3epHl1y0+QKpSHeuJMLM21AhYF2scyGE9h2FHiBy2uBQ==
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

2026-09-17T11:11:26.475713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044809
observed dbb4c6cb94e1a65624f8a5d6120e017d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:26.457235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044809/manifest.json
observed d043ee1ea5f429750e2ebce599a95457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:26.437935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044809/publication.md
observed 5a68959f177ad28de2a4ef67ae617caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:26.420183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044809/publication.txt
observed 9de2664b27d492e3490fc9efd98c9959...
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.