OpenTechnical

OT-2026-000099395

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000099395) never changes.

Identity and time

Publication numberOT-2026-000099395 · never reused
Internal UUID01a0aea2-c973-7fe6-b4f2-223914c70d7c · 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-2026-000099395
StatusPUBLIC

Content hashes

Canonical text279cd2a60cb3d8fae70d4294b55e2af13d5bb1b05e043498ed8426d23e3ecfb2
Markdowna0d8a521f9436aa225124af402710b2d93b215680c2495c06b12439467a54ec9
PDF
Publication page63baac8fbff500f7c6060424c332ec1c9f1a8a6ff3e810dc57f142612df610e1
Manifeste14ddd920e3acc01710c69c5fcae26d3c854d26b7b569246009907f7e38f4ebe

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
Signatured4HnQSF+NAnwe6WaGNnTxhD4fA6VpE5m2sqsaaw5cYKaXha6SuYFrNONHmrtezpjQ7A7MDjrxRDzwOFDkXTfDg==
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

2026-09-17T09:29:09.573573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099395
observed 63baac8fbff500f7c6060424c332ec1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.556429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099395/manifest.json
observed e14ddd920e3acc01710c69c5fcae26d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.538567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099395/publication.md
observed a0d8a521f9436aa225124af402710b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.519955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099395/publication.txt
observed 279cd2a60cb3d8fae70d4294b55e2af1...
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.