OpenTechnical

OT-2026-000067992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000067992) never changes.

Identity and time

Publication numberOT-2026-000067992 · never reused
Internal UUID01a0ae8f-c4fd-764a-b87b-6f726b8d5b57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067992
StatusPUBLIC

Content hashes

Canonical textf89c1b0bfbcad8e316f3fa14a0477d1d37099c7bba5514e2661c270aabc3895b
Markdown90ffe3bb9b5a408acf5b17065dc55b1e46898c433407ed5a983af36437b51ca1
PDF
Publication pagea32bc398e16344ed916d84109ec8b78f79c84c58f5dc06c19038494c660604cf
Manifest3b1fe96e942ebc4e619fc1e982c5cbc638b4a815ce63177a918a9ec07d546022

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
SignatureZbw/M0b/IMYxkswT7xLUI+2CyvCljuM2cDWPqkhO9sODGW00nHWNdUjIef8i2d76eYGuP7XX1AFfKrvamTO/Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:32.609398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067992
observed a32bc398e16344ed916d84109ec8b78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.567554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067992/manifest.json
observed 3b1fe96e942ebc4e619fc1e982c5cbc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.550559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067992/publication.md
observed 90ffe3bb9b5a408acf5b17065dc55b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.518955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067992/publication.txt
observed f89c1b0bfbcad8e316f3fa14a0477d1d...
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.