OpenTechnical

OT-2026-000027823

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, pulsed 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-2026-000027823) never changes.

Identity and time

Publication numberOT-2026-000027823 · never reused
Internal UUID01a0ae72-a4a5-786a-8d7f-7ed76833de20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027823
StatusPUBLIC

Content hashes

Canonical text24bc1e815bab1053e679fd01dd658575a5dba309d067b47725192d530c3d10a0
Markdownc1aca72d50b8b785182d351f60b67a88387100b1e7b3dee5c743cc6ea48854cd
PDF
Publication page9eb8d00b0dc53b246c0b14b08ea3f01d9fb323bcb9ac614d8354bcd03fcad44f
Manifestf01059a29fa539464fec4e57f294b35d92cfd8ca34959d0aa668c4034f02584b

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
SignatureNEx0hOfuhWkGCHfAnCqyu+A3qhDNyIP9wHXK39DzF1jMlRJlcY1iTeZzphr6/ZyG02iDf6KzuegmhcjVk4mpCg==
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

2026-09-17T11:41:52.657703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027823
observed 9eb8d00b0dc53b246c0b14b08ea3f01d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.639358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027823/manifest.json
observed f01059a29fa539464fec4e57f294b35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.621656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027823/publication.md
observed c1aca72d50b8b785182d351f60b67a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.603030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027823/publication.txt
observed 24bc1e815bab1053e679fd01dd658575...
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.