OpenTechnical

OT-2026-000066698

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000066698) never changes.

Identity and time

Publication numberOT-2026-000066698 · never reused
Internal UUID01a0ae8e-ce42-7ed5-b318-b4eb1f88b605 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066698
StatusPUBLIC

Content hashes

Canonical text7c16576dc45729c17ae7a16ab9168fdcaba8e36adde9e2878ebdc616465a3f33
Markdownf4f9d739115047fe7936364a7bbdfef3f9724b9a8166d8a767ae6f0e90c9f5bd
PDF
Publication page19ae49b38a468675733701f0dd585e60d0de04fedd9dcddb0e49b2a0c4f665a0
Manifest2bd6b2dde7467bd8ea1fff1d9c13785ede362c4ce559b185f54eac333c7bea97

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
Signature4S+pBstYOKZjbdRIzni6pR+i9zYRVJfLfwCFan5ubaUYPLjXuJE186FhbOs2s+k5MOtxxPMFdiQKNKtDnvCiAw==
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

2026-09-17T10:33:05.880861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066698
observed 19ae49b38a468675733701f0dd585e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.863637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066698/manifest.json
observed 2bd6b2dde7467bd8ea1fff1d9c13785e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.844447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066698/publication.md
observed f4f9d739115047fe7936364a7bbdfef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:05.825365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066698/publication.txt
observed 7c16576dc45729c17ae7a16ab9168fdc...
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.