OpenTechnical

OT-2026-000099113

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099113) never changes.

Identity and time

Publication numberOT-2026-000099113 · never reused
Internal UUID01a0aea2-8287-71e9-8e94-cfe74fe9bc03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099113
StatusPUBLIC

Content hashes

Canonical text84ce92d42a66fbb7cf879cf33f4d04343dd3ac54747be2e7c245bfc022e8afe5
Markdownb4a0227f28af9323395ab51968e2966cc291970ed76a058a4bc84c502b8e9fb2
PDF
Publication page29ebfea45e860d3ac2cc4682b96092e7dd467f0833faff04056daee93a6810ed
Manifest0e8716d62e2d371e48487526d2e94023e92e15b8e279bc6b2bd6245c90b4312b

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
SignatureS+V4tekvscnr4JtZoUlfIzSrQGXqqAbq7CwlSdaiaaj1x9qAe3fYJMIErr5vApNt39++rnD/7z8wcbaoRIM5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:21.570339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099113
observed 29ebfea45e860d3ac2cc4682b96092e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.548679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099113/manifest.json
observed 0e8716d62e2d371e48487526d2e94023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.528090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099113/publication.md
observed b4a0227f28af9323395ab51968e2966c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.506110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099113/publication.txt
observed 84ce92d42a66fbb7cf879cf33f4d0434...
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.