OpenTechnical

OT-2026-000006538

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, three 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-2026-000006538) never changes.

Identity and time

Publication numberOT-2026-000006538 · never reused
Internal UUID01a0a95e-b31e-7188-8bc8-f252db70bdbb · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:39:10.881638Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006538
StatusPUBLIC

Content hashes

Canonical text1450501c90151a586dabc6c308449b567f081279d779efd546114d579c6fc94a
Markdownd987b33c729f6d686adfa2d6598a43a5b2ac928a3a40805b8b76efeaecad7d75
PDF
Publication pagefd201c0d3543b59c893dbd754ac3297ad6f5dcf1661c4b9a7e545b0d9c5b5694
Manifeste63962710bf4752985ed24df3fdb98a757f691c60e771e8cd4aca757b73b23bc

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
SignatureZ30AykoW15F9xbB5lCCX0MSnFC6/1ghx1R8JZd++KpJp25pRLBSyr49sgzyBjK7mG2QHBQrRQYBAy+fMxhi4CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:05.712586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006538
observed fd201c0d3543b59c893dbd754ac3297a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:05.697386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006538/manifest.json
observed e63962710bf4752985ed24df3fdb98a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:05.682098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006538/publication.md
observed d987b33c729f6d686adfa2d6598a43a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:05.667628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006538/publication.txt
observed 1450501c90151a586dabc6c308449b56...
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.