OpenTechnical

OT-2026-000082949

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000082949) never changes.

Identity and time

Publication numberOT-2026-000082949 · never reused
Internal UUID01a0ae97-8cca-73e0-8202-16d1244bc709 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082949
StatusPUBLIC

Content hashes

Canonical text8bdef6aa53d5560b8fdd3499bb1782a76519cedf3eb85faa7fe65e0e3dc41d3d
Markdown507e318b6f9f5fe19343c7939359e7d6ad77b514509b52dc2c483f71b3fe18a4
PDF
Publication page70649f81c87abb679d99fc5f0999afedc2dad185da3e00997e9d661d67ad5f4b
Manifest3b41564f2df74d25ae99acdd49465ba6670370a5a76c87217841a9c250802ecb

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
SignatureTncv1VxDD4VKFyao5UpE+C4L+8QWg/gMCzdY6K5b3zYGzgvamtKW0O7dcZJrlgddyRuJiCS00JPhL9E2QTIhDQ==
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

2026-09-17T09:58:38.762492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082949
observed 70649f81c87abb679d99fc5f0999afed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.746408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082949/manifest.json
observed 3b41564f2df74d25ae99acdd49465ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.729348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082949/publication.md
observed 507e318b6f9f5fe19343c7939359e7d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.711664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082949/publication.txt
observed 8bdef6aa53d5560b8fdd3499bb1782a7...
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.