OpenTechnical

OT-2026-000104484

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000104484) never changes.

Identity and time

Publication numberOT-2026-000104484 · never reused
Internal UUID01a0aea5-3422-7e39-b085-67109b328c63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104484
StatusPUBLIC

Content hashes

Canonical text21c8cb8b74501f2688b350399a62484f1f75f769f26b0c4556dcb55d546988fd
Markdown4329f88c7def4325c69e8e29b6bfd00260cabd21bd9813ba599f8c90617eac9a
PDF
Publication paged25103ea6b2aecbd3fb10deb43441e5b2fd4783d898acc4665f2ffe351d85e54
Manifest8859de456a6e6c58770b450a0623d80f967b7aacf181c84ca3ceb52987043e57

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
SignatureO/uv1TOJ/xabfLUnxYFGiQWo7Uug5bY81ZV8kkOHy3rPl7RfZ4/hE7y3IY18M1B5gSkJFmkqFlBQaZ5rM+gkAA==
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

2026-09-17T09:21:46.397377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104484
observed d25103ea6b2aecbd3fb10deb43441e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.376523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104484/manifest.json
observed 8859de456a6e6c58770b450a0623d80f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.358451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104484/publication.md
observed 4329f88c7def4325c69e8e29b6bfd002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.340081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104484/publication.txt
observed 21c8cb8b74501f2688b350399a62484f...
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.