OpenTechnical

OT-2026-000024069

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, sustained blow-off 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-2026-000024069) never changes.

Identity and time

Publication numberOT-2026-000024069 · never reused
Internal UUID01a0ae70-aed7-77c8-89a4-35d25b15d2d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024069
StatusPUBLIC

Content hashes

Canonical text85961e0a5676d37e70d5c5442ac51f87eb61cfc10ed52a084d34f2f851753f23
Markdown09af0d19d26a3610a9d2379adff1887e206b522e45c2c677e5c622df89d4e5b5
PDF
Publication pagec0f999ff0a6dd898255e079e5f0a6078b24ae8727dcc352ef5d228804c174f2d
Manifest7ab3bb1b35b058ec14f5a5601ca1501bdb01b2dcebcfdcdfaa032fcaf361c791

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
SignatureKjVdBocm5sZwOT1omTEPyEJvQxP+eoRAKlUzrltxgp2mT7SQj8PknV2PioPXqirnWS+U9pipk5a/XKs3iyTWDw==
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

2026-09-17T11:50:58.838358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024069
observed c0f999ff0a6dd898255e079e5f0a6078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.820080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024069/manifest.json
observed 7ab3bb1b35b058ec14f5a5601ca1501b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.803480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024069/publication.md
observed 09af0d19d26a3610a9d2379adff1887e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.786360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024069/publication.txt
observed 85961e0a5676d37e70d5c5442ac51f87...
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.