OpenTechnical

OT-2026-000009643

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000009643) never changes.

Identity and time

Publication numberOT-2026-000009643 · never reused
Internal UUID01a0ae6b-7563-7983-a570-b09082d4fc29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009643
StatusPUBLIC

Content hashes

Canonical text5d862f9f1c1ab13c3247836d44b29ade618e949887e5c8e2fa7283215131facf
Markdownaf92ed8df2b93ccb881aea155329dc8e833c73ff90c94ba2316c8a026b79910f
PDF
Publication pagea68541a18d8403b1f81f130fae31a96fcff254b05066eb6e9da106669fb199f3
Manifest522d07cfe41ca10e575b63cf04bf662fb839634e25c73060777ba402a4555316

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
SignaturesuRQW1Dmm8JY0+/SKMAQ7oDcerUYfChbarBb1XqTwvKLGyyPo06AndsO9yOpLXk9PrRnYWlwLP31boGMa9rECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:06.491814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009643
observed a68541a18d8403b1f81f130fae31a96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.471460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009643/manifest.json
observed 522d07cfe41ca10e575b63cf04bf662f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.450120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009643/publication.md
observed af92ed8df2b93ccb881aea155329dc8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.430021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009643/publication.txt
observed 5d862f9f1c1ab13c3247836d44b29ade...
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.