OpenTechnical

OT-2026-000054585

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented before set-down

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-2026-000054585) never changes.

Identity and time

Publication numberOT-2026-000054585 · never reused
Internal UUID01a0ae86-1283-7115-84b9-70b13a0c3c0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054585
StatusPUBLIC

Content hashes

Canonical textac45bf6000f5f71f0a17fcdf8186f09ed0fc1d3a7b1baaade51753455af63d5b
Markdown4af796f2366209a77f20e874ff6077654980688719ff6113a0c2113e1558e8e5
PDF
Publication page4f5913a933721f478e1ace8d6e283c4259ffa7ad66e02ae1fda4aa3d23387324
Manifestfe434ca8c94c16b49ce3817b29ca963cd6d266781c69f3d8db49a44a3fa3a624

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
SignatureQQcVgV9FTDjmW5M5IqUpTar3CQDEuvCu/4ykD+jcynsItXCjuSLoPBbJ1rulrAECbKZhThCn2SR+V6qULw4cCA==
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

2026-09-17T10:53:38.144857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054585
observed 4f5913a933721f478e1ace8d6e283c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.128038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054585/manifest.json
observed fe434ca8c94c16b49ce3817b29ca963c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.108281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054585/publication.md
observed 4af796f2366209a77f20e874ff607765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:38.089730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054585/publication.txt
observed ac45bf6000f5f71f0a17fcdf8186f09e...
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.