OpenTechnical

OT-2026-000062926

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000062926) never changes.

Identity and time

Publication numberOT-2026-000062926 · never reused
Internal UUID01a0ae8c-94a8-7ce6-9bee-361517fc0b8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062926
StatusPUBLIC

Content hashes

Canonical textad31e4feda1df220c8d9dc8c3687430b3c44b8aa678ba74ee6cba959ba94c1de
Markdown15d9bc7986ae6e605e6a238bd016e32e45077c192d4322977a840919fa69cf3b
PDF
Publication page5995a2dd3f329db8d70f603a9883ce14592e9c20fccfee10887642175a5b32c9
Manifest42d1ab43ed5e40458ae8bd6b1da924cfe723db456d9e7bbeff12edceb483195e

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
SignatureiZ+YhT/mmuQmlne2AwYh0c4oFV8momY60tl/6yEctjj4JNJTWMeHV/yTXs8r1iEJlda06zYR5egx7zSMS+nkDA==
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

2026-09-17T10:40:18.629256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926
observed 5995a2dd3f329db8d70f603a9883ce14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.608721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/manifest.json
observed 42d1ab43ed5e40458ae8bd6b1da924cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.584441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/publication.md
observed 15d9bc7986ae6e605e6a238bd016e32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.564104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/publication.txt
observed ad31e4feda1df220c8d9dc8c3687430b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.875396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926
observed 5995a2dd3f329db8d70f603a9883ce14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.857656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/manifest.json
observed 42d1ab43ed5e40458ae8bd6b1da924cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.840245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/publication.md
observed 15d9bc7986ae6e605e6a238bd016e32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.822216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062926/publication.txt
observed ad31e4feda1df220c8d9dc8c3687430b...
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.