OpenTechnical

OT-2026-000099597

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000099597) never changes.

Identity and time

Publication numberOT-2026-000099597 · never reused
Internal UUID01a0aea2-c975-73f0-b497-e5be4e61fb6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099597
StatusPUBLIC

Content hashes

Canonical texte0ddad42de1e2de6f04bc6fe70af2c9d32fc8decad23a6ed761be654aaaef36f
Markdownaaa5d2abcd0ebffcf560eb114a6119162eadf3311c540665d5a95a99947132d7
PDF
Publication page0227747a189bec258f412fecc0dfc7fd83837aeb7cce610eff0b7d29ed250936
Manifestfdd20be9399d35a2bcf310af242b886af3d58b280cbab49adf5ad065fd62f043

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
SignatureE1axP2m3vIvJ7DlSVk/mH7DYBgI8UHE3So2eJjvcXbqDy+WOPPJeF2BdtnU2Z94Vrmc2+rMRukCB+/pUzqK+DQ==
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

2026-09-17T09:29:31.398012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099597
observed 0227747a189bec258f412fecc0dfc7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.380682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099597/manifest.json
observed fdd20be9399d35a2bcf310af242b886a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.340449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099597/publication.md
observed aaa5d2abcd0ebffcf560eb114a611916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.302206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099597/publication.txt
observed e0ddad42de1e2de6f04bc6fe70af2c9d...
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.