OpenTechnical

OT-2026-000063296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063296) never changes.

Identity and time

Publication numberOT-2026-000063296 · never reused
Internal UUID01a0ae8c-94ac-7ac4-8c23-2c7d61f93fc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063296
StatusPUBLIC

Content hashes

Canonical text4462e606ab26be9cfb4044e538d5cd36d19ac24f1311c32bc9a9590f8028900e
Markdown56a7cd131f270528782161619b41975b1acf89d7b7338b26ec4e1eb98c206af6
PDF
Publication page679b40908d0d2ac5f867f71e2ad9872309896e68e63b69df9e9d64925040c721
Manifest1cbd33758d083284dd2b8f333094bd63e07a7051c5758ec20fa05c19646deb7a

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
SignatureNHyCRPyu3JBqfv+3RV2I3RO9HA/6HUI6YHiP6BTe7bDhdO9wWCSgWhkL6I8KPUNgdUbuS5qIKCV5h1sOrNVUAA==
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

2026-09-17T10:39:11.513163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063296
observed 679b40908d0d2ac5f867f71e2ad98723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.495189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063296/manifest.json
observed 1cbd33758d083284dd2b8f333094bd63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.477366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063296/publication.md
observed 56a7cd131f270528782161619b41975b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.459289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063296/publication.txt
observed 4462e606ab26be9cfb4044e538d5cd36...
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.