OpenTechnical

OT-2026-000039016

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000039016) never changes.

Identity and time

Publication numberOT-2026-000039016 · never reused
Internal UUID01a0ae78-9672-7c45-873d-17d141e05540 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039016
StatusPUBLIC

Content hashes

Canonical text67a7a9f1979ba310d7e438264891a1944eae796ee7411ad51d3f0b116da8b00a
Markdown1d6fd48cdfcf6d24db96f070aa1da1d37547aeaaa1b20b3165c5dbfeb9006e5a
PDF
Publication pageb0d460b4d6c58c8f749a877eaf9bbc83bc00f8633da922d583635253284a6601
Manifestf37397631e61d88c1a5ec8c1ec670724a76cc1f3aaaa05d8a963b4ea25d9c6b4

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
Signature+JcBWphqQNB0ae2f/pUggv4m+w1myCXtzF8yJ7JibcShbIvJtUya3vs8xOJOEKIBUsbczfDchnsizXnIicn2AQ==
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

2026-09-17T11:20:21.620138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039016
observed b0d460b4d6c58c8f749a877eaf9bbc83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.601932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039016/manifest.json
observed f37397631e61d88c1a5ec8c1ec670724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.582394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039016/publication.md
observed 1d6fd48cdfcf6d24db96f070aa1da1d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.565741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039016/publication.txt
observed 67a7a9f1979ba310d7e438264891a194...
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.