OpenTechnical

OT-2026-000097505

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000097505) never changes.

Identity and time

Publication numberOT-2026-000097505 · never reused
Internal UUID01a0aea1-55b4-7c01-80e4-92ce9b3419cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097505
StatusPUBLIC

Content hashes

Canonical textaafff71559b762677caffac932dce296a95e685e87a284bc86ac7bb1b7188204
Markdownc8dc5372c2982d84d46762b4f6e89f31b8645f040779e259bb569126cd411ebf
PDF
Publication page861e851652a0ab54517ce48e6fead9fe44e342fd58b03981af121d2e9715b85b
Manifest86249241cf20573f64e867dfefcf510d5ddfef76e00a6eb0b81d710a30b5edbf

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
Signaturelp6TSOso+YrCj9f1tE4vMuYL3mGf+qmo+v9gjDEtDR0w/ClJmZ7lUzpz+YUhaP9IxZquJ7ruqnbD6YP2+9A6Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:14.570057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097505
observed 861e851652a0ab54517ce48e6fead9fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.554432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097505/manifest.json
observed 86249241cf20573f64e867dfefcf510d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.534984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097505/publication.md
observed c8dc5372c2982d84d46762b4f6e89f31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.511727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097505/publication.txt
observed aafff71559b762677caffac932dce296...
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.