OpenTechnical

OT-2026-000056849

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000056849) never changes.

Identity and time

Publication numberOT-2026-000056849 · never reused
Internal UUID01a0ae87-7af8-7215-a434-0758ed38c56b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056849
StatusPUBLIC

Content hashes

Canonical textaee8204803df26e5b54229b58188512acef4d193baa9cc5419bd9fd2b5d97267
Markdownedb27af41c24926dd03f8880e62ef3bea140ba000d78b0c14f30df32ba604f1e
PDF
Publication paged9d1f5372961e54217916f94d079f0152f318661b1f59b0279cf2759b9f9d7ce
Manifestecbb16f9423b21ce037e6362ed837665c01ca01a5351674d53bc6fc4bcd63bff

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
Signature83jSsDrfGoWJ03H70sjyLLETFxcBjBvkGpLWjSr009+rZKQyMASzANNx/P4r7ojt/rlPPdrE3doiMP56Gi1+BA==
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

2026-09-17T10:50:20.971674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056849
observed d9d1f5372961e54217916f94d079f015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.952830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056849/manifest.json
observed ecbb16f9423b21ce037e6362ed837665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.935966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056849/publication.md
observed edb27af41c24926dd03f8880e62ef3be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:20.917395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056849/publication.txt
observed aee8204803df26e5b54229b58188512a...
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.