OpenTechnical

OT-2026-000061001

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000061001) never changes.

Identity and time

Publication numberOT-2026-000061001 · never reused
Internal UUID01a0ae8b-12f3-7418-94f8-0a0cafba22a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061001
StatusPUBLIC

Content hashes

Canonical text0fd5bd96a070a649e0ae01e0fe04a278234f48622666c9f055130cced61de3cc
Markdown460aa18a4928eff842330b72c21336b8f93b293ea1e8e30017168fa59f28b552
PDF
Publication page876f6b7abad889835bf14ccdb9991f9b67ded81e5c0106caf94c2aa2454f3eee
Manifest65f632ce4cfe60e180b95d63805d4eaa8377e123f5618320cd2fd1561c7f20e1

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
SignaturefLidrKcAYzv9fdOC5GXh+UBo31nbxzXeOdBoFfutsfzFpwI4dR50mkDHaaw8xJ1+rsyd6/FV2LTOSmlGgdMuBw==
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

2026-09-17T10:42:17.486194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061001
observed 876f6b7abad889835bf14ccdb9991f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.466638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061001/manifest.json
observed 65f632ce4cfe60e180b95d63805d4eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.447501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061001/publication.md
observed 460aa18a4928eff842330b72c21336b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.430897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061001/publication.txt
observed 0fd5bd96a070a649e0ae01e0fe04a278...
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.