OpenTechnical

OT-2026-000040088

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000040088) never changes.

Identity and time

Publication numberOT-2026-000040088 · never reused
Internal UUID01a0ae79-26fd-7b93-a314-80e3eb157367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040088
StatusPUBLIC

Content hashes

Canonical text59a5b1cab90808d4e00293b7628e06cb65d1105cef158368742ca998920efd25
Markdown6eae531ef4f8aaec89af3351cdb17479768f2464762417e83acdf400a796f8b4
PDF
Publication page2eeee9b3219e2ee7cfde3b4f101729cc40b6922c10183b09c11212918036fa38
Manifestbe0ff05824bb0e42ce67e11263cd3f1b1b5f9126072118c869d6776bbc33c79c

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
SignaturevH26TmvhMbYVQ+DrhDEtktfcvIBXxlKWDoaXdWlBOK9TlReYOVAQw5AaXZ1Cn8R81WA5+GmFGhjZx/QXp0xvBA==
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

2026-09-17T11:18:56.197217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040088
observed 2eeee9b3219e2ee7cfde3b4f101729cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.182134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040088/manifest.json
observed be0ff05824bb0e42ce67e11263cd3f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.166528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040088/publication.md
observed 6eae531ef4f8aaec89af3351cdb17479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.150604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040088/publication.txt
observed 59a5b1cab90808d4e00293b7628e06cb...
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.