OpenTechnical

OT-2026-000040140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040140) never changes.

Identity and time

Publication numberOT-2026-000040140 · never reused
Internal UUID01a0ae79-26fe-7566-81cd-7b6fc80ff9ee · 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-2026-000040140
StatusPUBLIC

Content hashes

Canonical text998a79015d75363240f88cb12b09f05181c1cb82be42b1181ee1d458383bcad4
Markdown495e4139a11621794eefd0b0dfbc1e85eacfed94d035d4d1b37d072f45321fdb
PDF
Publication page1160617efcdfdfafd9fbc851995fff13dc8e1f70f5a59e951b91a2453af67bdd
Manifestda904b339a68bfc42c2243a2e832c300d8cceff200df429bc30b134e9eb7e3fa

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
SignaturefevDEQHdFqJ7wkaVfLumSXPL7V0mKWw8IdGeeiIDunTYNg2oJ+4y/fd1cRbFt8ADynSqRKDCISQcRfDDMSLkDg==
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

2026-09-17T11:19:00.720273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040140
observed 1160617efcdfdfafd9fbc851995fff13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.705155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040140/manifest.json
observed da904b339a68bfc42c2243a2e832c300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.690184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040140/publication.md
observed 495e4139a11621794eefd0b0dfbc1e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.674816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040140/publication.txt
observed 998a79015d75363240f88cb12b09f051...
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.