OpenTechnical

OT-2026-000041232

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000041232) never changes.

Identity and time

Publication numberOT-2026-000041232 · never reused
Internal UUID01a0ae79-b143-7666-a333-dd463df36259 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041232
StatusPUBLIC

Content hashes

Canonical textcdc343eef84524c89c810bb249e74cac2fafce150827c318410bf39c25c987b7
Markdown292eac0dceee11d4290de3810491f4d1600e14e031501f3f0173c129edac46fe
PDF
Publication page84ad22383323730fa3f2db10be06511d48ea64c52f4be5cd070274d29ef07325
Manifest0bfec3c8b6a338ebb2e0efdd2d2748a04a050e4529980ea749fdf4e8192c7cc4

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
Signature6PRlde5ygp8VR1SCPMbGldw4H0hu3XEGndg4+c49AibxKrpjzmEZ0ZNMThirjTmz7iUOaFQiPRWttMLSUMo6Cw==
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

2026-09-17T11:17:11.830647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041232
observed 84ad22383323730fa3f2db10be06511d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.811863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041232/manifest.json
observed 0bfec3c8b6a338ebb2e0efdd2d2748a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.793456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041232/publication.md
observed 292eac0dceee11d4290de3810491f4d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.775384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041232/publication.txt
observed cdc343eef84524c89c810bb249e74cac...
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.