OpenTechnical

OT-2026-000094904

Publication integrity record

Foam pad 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-2026-000094904) never changes.

Identity and time

Publication numberOT-2026-000094904 · never reused
Internal UUID01a0ae9f-2dee-7c5a-a68c-af7df43a495b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094904
StatusPUBLIC

Content hashes

Canonical textfbbf27f7a1474be7d4be8c1611d4ce8229b18fc17b1cac8059f9aa3871faae33
Markdown9af7153a31af6912e9628bfe784cb410a2c601c7eb87f44678422bf2381f76d7
PDF
Publication page4375c8f1d10898626781b85d9a1d55fbc4a7748a2f6e6b4da8e2ff7159dc3645
Manifest5790644eb0bba05f7264914fd33f92a77aefacfe25ee0ffc18e3445528142332

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
SignatureN2LgRXrTVaTZuB9CeSvxkyAUImBdxqSVmpvA5LoOMT5R2UQpSCGbytPcLlYK0iUtOaWTgsIniF3U6vJ/fCaSAQ==
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

2026-09-17T09:37:25.677221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094904
observed 4375c8f1d10898626781b85d9a1d55fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.658986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094904/manifest.json
observed 5790644eb0bba05f7264914fd33f92a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.640876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094904/publication.md
observed 9af7153a31af6912e9628bfe784cb410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.622315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094904/publication.txt
observed fbbf27f7a1474be7d4be8c1611d4ce82...
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.