OpenTechnical

OT-2026-000068832

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000068832) never changes.

Identity and time

Publication numberOT-2026-000068832 · never reused
Internal UUID01a0ae90-6dcb-721f-b0bd-e20cda3421fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068832
StatusPUBLIC

Content hashes

Canonical text2ff15d0b94f657bbe7717f716d2e34823495e9ef69e6829a9319c58c2589b63f
Markdown4064d3af8f558974b4d7176919641bf6d07f7beba3d251468b235984146ca666
PDF
Publication paged39aff87f734eb00679378fa9352c7fbbe1fe0df776dc3399c03260a922ade35
Manifeste9f664a4725e47fee55199039d86ea93bbb37c7c1ee9b17822be749613b9e759

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
SignaturePKB8hYtJCFAK4H4MNQlDuKq8f09s1lt31V34L0QJHlkjC3jUD8iQ37YUKG5G7NR98RG6ejqF8FtqfZQdahyqBg==
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

2026-09-17T10:28:38.149753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068832
observed d39aff87f734eb00679378fa9352c7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.132664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068832/manifest.json
observed e9f664a4725e47fee55199039d86ea93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.115011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068832/publication.md
observed 4064d3af8f558974b4d7176919641bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.096457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068832/publication.txt
observed 2ff15d0b94f657bbe7717f716d2e3482...
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.