OpenTechnical

OT-2026-000060581

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000060581) never changes.

Identity and time

Publication numberOT-2026-000060581 · never reused
Internal UUID01a0ae8a-b7cd-73c2-89b5-0e8e6d73389e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060581
StatusPUBLIC

Content hashes

Canonical text0ebe41e6e5cb42328043eb58a272dfbbb62ed371b498b2fa0187b6bb3dee5120
Markdown42a26f545a0345771b287303c93d57d2e1e1cdde74314bf4fb60c3188928475a
PDF
Publication pageb74a17a6e52ab51de4110f77aa238cacac98beb0ff41383f53c0e7c84a1f3cd4
Manifestc096a5c62f01d5394ada9cf885f26c9a1fdfdcc1286d90d2d8c54b67e1e6295d

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
SignatureAs5UnzfZCRjWn9GmPLjCe6wPcVUizl4M9qG9f6mJ2MpvFIKQtOcpdicrjNaBN0fVXDoncE3f36mgCluSrbnCBA==
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...

Independent retrieval

2026-09-17T10:43:11.991907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060581
observed b74a17a6e52ab51de4110f77aa238cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.974804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060581/manifest.json
observed c096a5c62f01d5394ada9cf885f26c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.957333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060581/publication.md
observed 42a26f545a0345771b287303c93d57d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:11.941280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060581/publication.txt
observed 0ebe41e6e5cb42328043eb58a272dfbb...
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.