OpenTechnical

OT-2026-000057384

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000057384) never changes.

Identity and time

Publication numberOT-2026-000057384 · never reused
Internal UUID01a0ae87-d5bd-790d-80e9-de96fe9aeabb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057384
StatusPUBLIC

Content hashes

Canonical text37930dd1158da7aeb28ba9e8aebf882a5ef62a84ff302ed32c1853c04f448406
Markdownf3989b1cad8b757bc9c28312d482bf9fec9652667c5b0b54aee4811c70616dc9
PDF
Publication page44567be90ee521b880e13f65940076254badc6e6c906c25839b7d620361f1c46
Manifestccfc97e29d847632175ce1efd6261c3cc6c2139d09a3b82d44aa69eba13b03d2

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
SignatureO9y21JNAGA6Ndirtp6XIa31lorfgynq+iylsaovgETm4gw+JQsbnrAof2LlZ7OlUtpP5Ztjtkj+D3H68GxubCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.919308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384
observed 44567be90ee521b880e13f6594007625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.901358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/manifest.json
observed ccfc97e29d847632175ce1efd6261c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.883507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/publication.md
observed f3989b1cad8b757bc9c28312d482bf9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.866216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/publication.txt
observed 37930dd1158da7aeb28ba9e8aebf882a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.054900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384
observed 44567be90ee521b880e13f6594007625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.037512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/manifest.json
observed ccfc97e29d847632175ce1efd6261c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.019096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/publication.md
observed f3989b1cad8b757bc9c28312d482bf9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:40.001192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057384/publication.txt
observed 37930dd1158da7aeb28ba9e8aebf882a...
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.