OpenTechnical

OT-2026-000054576

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000054576) never changes.

Identity and time

Publication numberOT-2026-000054576 · never reused
Internal UUID01a0ae86-1283-73ef-b502-6afea221009f · 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-2026-000054576
StatusPUBLIC

Content hashes

Canonical text699136fce40268aa2f58ca8c4ede5df65ce9e15595871c571b006d04860d12dc
Markdown71653c62a0be5c6427dd5311d958d5ad4b84e4e2d395c3c9254bbaaddba5d667
PDF
Publication page03d8655a30e0b7da37032b3df7338fbae8592e192cd410abfbdf8bf6620aa300
Manifest4fbed12e2017a2d616981faa0c7d02852b228ad822a3bd56fe4ef3e68fb31028

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
SignatureS5qWFpgSX5LRPzN/tgftwBuaIO/Hs9w/KWHMNqJMem8mpZgZ5AGtV6UKL2pKhmy4/mpMcNXxcQWWCbHnomiQDw==
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

2026-09-17T10:53:37.524757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054576
observed 03d8655a30e0b7da37032b3df7338fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:37.505650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054576/manifest.json
observed 4fbed12e2017a2d616981faa0c7d0285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:37.485186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054576/publication.md
observed 71653c62a0be5c6427dd5311d958d5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:37.467158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054576/publication.txt
observed 699136fce40268aa2f58ca8c4ede5df6...
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.