OpenTechnical

OT-2026-000047936

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000047936) never changes.

Identity and time

Publication numberOT-2026-000047936 · never reused
Internal UUID01a0ae7f-c422-72e2-830e-c95e36b22c10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047936
StatusPUBLIC

Content hashes

Canonical textcc1f3a414fa254b27e493d11e4ad085dc6a489333b48c0d62c214571e681f4f6
Markdown36b6237344b47b813ca5d79b8cf12e1c40272be088a8899bc8adec00fa545776
PDF
Publication pagef0705639fea26fe91ea2aaa8bf40ab487c383fefc94f9cb9d0bd56acc27b3443
Manifestb3613e3cb4ee04818e4a301a677bb7428d9c061c72ed26fe5cd4141d428bafd2

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
Signaturep7PBgTzV8tt6LiIQUqI7qEf7f4in9DF1JenyWyH5pmh7VcjexTImfWgf9en3GOISNVjxAuWz+lndnsXXpulWAg==
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

2026-09-17T11:05:54.010658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047936
observed f0705639fea26fe91ea2aaa8bf40ab48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.993370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047936/manifest.json
observed b3613e3cb4ee04818e4a301a677bb742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.976374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047936/publication.md
observed 36b6237344b47b813ca5d79b8cf12e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.955251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047936/publication.txt
observed cc1f3a414fa254b27e493d11e4ad085d...
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.