OpenTechnical

OT-2026-000030024

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000030024) never changes.

Identity and time

Publication numberOT-2026-000030024 · never reused
Internal UUID01a0ae73-ac49-777b-a9b6-2ae4a44db5a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030024
StatusPUBLIC

Content hashes

Canonical text80f74f5935a654eefe4818f4ef73e3e3ee5bd9c465dc8ae4c1bb9036695323da
Markdowna1974d6f913b83373638c1efee920d4db283bfb530f458f4151373ed1e421dee
PDF
Publication page00c1fad90897348f8907d2a77e679591dcec77c1a7a91eb6b10d1b4059a4703f
Manifestc280a7b9c3e0c16911718e486cf95646e9beb7a0752bd1c1e924def58f60e516

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
SignaturejK4RBEVVJZgssTELiSs6xQw/tOmjGXMPPbqne2Bz01+U82O27C6SJ3fPAbNhCxZUqsUQdtKb3DuR5NsAS+FlDQ==
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

2026-09-17T11:38:44.472402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030024
observed 00c1fad90897348f8907d2a77e679591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.456430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030024/manifest.json
observed c280a7b9c3e0c16911718e486cf95646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.439601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030024/publication.md
observed a1974d6f913b83373638c1efee920d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.417261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030024/publication.txt
observed 80f74f5935a654eefe4818f4ef73e3e3...
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.