OpenTechnical

OT-2026-000062404

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000062404) never changes.

Identity and time

Publication numberOT-2026-000062404 · never reused
Internal UUID01a0ae8c-0abf-767f-a86a-2f4d925ad5ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062404
StatusPUBLIC

Content hashes

Canonical text2709d208bcd4ab996691cb96e48de4e6e4782164c8fa6ce69519214331661164
Markdown65e56d179766e487d4bfa0ab9cc3537ee2a9b93443cd5fe1e48db83469d07e9b
PDF
Publication page1e62795885c0acada6672ab142f8c91b4310e39cf59d157b60e221a746dc0700
Manifest6bc36a15fa95df302d09e2ece064c7ca358d2c37642b23cef64044eebca6a6a4

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
SignatureiDv15QxdEU3MVoAexVQ2KtzcF3GCB1H/vtQxUh29v94ND8EyPPy0kKdOoyQE8D2TzkhhBN2EBvrUYMkeET8YCA==
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

2026-09-17T10:39:43.944871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062404
observed 1e62795885c0acada6672ab142f8c91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.924404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062404/manifest.json
observed 6bc36a15fa95df302d09e2ece064c7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.902888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062404/publication.md
observed 65e56d179766e487d4bfa0ab9cc3537e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.880522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062404/publication.txt
observed 2709d208bcd4ab996691cb96e48de4e6...
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.