OpenTechnical

OT-2026-000102906

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000102906) never changes.

Identity and time

Publication numberOT-2026-000102906 · never reused
Internal UUID01a0aea4-be3c-734a-ae7e-4f1e08ca515b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102906
StatusPUBLIC

Content hashes

Canonical text0de77390c77e49be0c1cea9f5c2d55f677140e7bd35876a72a6e8fe56cd3b264
Markdown96277484bc5e86169e7246a2ef73b29ef56c948b620aa2ce9bfe8f26d295b561
PDF
Publication page9969f1ad2537c8b12d9235ba2a2241ff0313b7d7c2b0c2dec9562a79c0dc9c64
Manifestf7cc0391f40369a10c8495dbce4be518dbde0da7744159bfd646e695668e64d2

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
SignatureyoLdJyS8QqyKh7fg55FGP3LHgWMRiDaG8UE+GjKUfv2IGauyXQCrrBYEmJVnsd+AA86m+cKJ4rQGep2fAlHeCA==
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

2026-09-17T09:22:55.232047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102906
observed 9969f1ad2537c8b12d9235ba2a2241ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.214223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102906/manifest.json
observed f7cc0391f40369a10c8495dbce4be518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.196629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102906/publication.md
observed 96277484bc5e86169e7246a2ef73b29e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.177238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102906/publication.txt
observed 0de77390c77e49be0c1cea9f5c2d55f6...
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.