OpenTechnical

OT-2026-000035308

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000035308) never changes.

Identity and time

Publication numberOT-2026-000035308 · never reused
Internal UUID01a0ae76-6a1f-7d96-a8cc-b043c453251a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035308
StatusPUBLIC

Content hashes

Canonical textcb1fd83216c6311ef4e5d38ba230476a34e93eec9ba2075ff41378d4123b3ede
Markdown8d738d4a812470ee47d4d9c17448570585b9f6edb8c2819f396c9ba18fb36e01
PDF
Publication page29c9471fe754649cab1968af7ebfec4aa3904f5f4c45ea591d7e007ae36a0070
Manifest48461de71518689250168a62f2daa738e7187d289ff82b701227ede84a566db2

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
Signatureyl9gOtI8GsZJsxvCF4wt9vVBvh3KxgmVtmDmWPaBm31N/UxCtlOLY7DfW2+jLzBKX+Ufg7bMNdiOD7HV7M7RCw==
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

2026-09-17T11:28:28.139480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035308
observed 29c9471fe754649cab1968af7ebfec4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.121663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035308/manifest.json
observed 48461de71518689250168a62f2daa738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.102441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035308/publication.md
observed 8d738d4a812470ee47d4d9c174485705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:28.084256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035308/publication.txt
observed cb1fd83216c6311ef4e5d38ba230476a...
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.