OpenTechnical

OT-2026-000051545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000051545) never changes.

Identity and time

Publication numberOT-2026-000051545 · never reused
Internal UUID01a0ae83-7c81-7217-8904-2dcf684c55ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051545
StatusPUBLIC

Content hashes

Canonical texteb07b7660d0d77cd29e4e23a3701f890edfb7f39248e740a65731e2826c09750
Markdown8d24593dee5cdb4b8c63e8a8b2fde27734fbbbcd8bc70801c08bd7a0282324e1
PDF
Publication page23e400b122aa192e64b1e3fd5c522093784cba8057c65b23b159eb80bb4153d4
Manifest99a1905fabd3acf9fda5a379d988de4e8a3d0387d6a56f6efda8da3e074a62fb

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
SignatureheUlbUg1KY1zhOQqaixENoYBzyreogbh1hmSz4sBAR0c6B0posWOBN21eCPmui+N0SMFjMkJprstvyHdWZenDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:58:22.626957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051545
observed 23e400b122aa192e64b1e3fd5c522093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.609325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051545/manifest.json
observed 99a1905fabd3acf9fda5a379d988de4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.591259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051545/publication.md
observed 8d24593dee5cdb4b8c63e8a8b2fde277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.574485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051545/publication.txt
observed eb07b7660d0d77cd29e4e23a3701f890...
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.