OpenTechnical

OT-2026-000044894

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000044894) never changes.

Identity and time

Publication numberOT-2026-000044894 · never reused
Internal UUID01a0ae7c-911c-72e1-b6a5-7057f0e92ad4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044894
StatusPUBLIC

Content hashes

Canonical text4c8bd5bab81f0f3688863245e6dc348c1bba070d85fb3544281c4dc986841f06
Markdown16602d627db9d3410b554bad2e9febe64025a0e454157a40dd7d76ed79d9947a
PDF
Publication page343c666e76d1008e642d52e6b8cd83f886bfc129edc02ea25f9a5c51f04b1429
Manifest3e59094eaf5ff836b46fd71ac9fa6cb0d0d21457522f699278e37cc39ab8e8c7

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
SignatureeHhKIfZLy3CRj0P9mm5yR3Xb43uiPF0WtMjVeAhY1C/azYnB4/i7JPBSdsReUn2Mi7s58wVahoSby9g+SjxlDA==
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

2026-09-17T11:11:33.366392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044894
observed 343c666e76d1008e642d52e6b8cd83f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.347319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044894/manifest.json
observed 3e59094eaf5ff836b46fd71ac9fa6cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.328722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044894/publication.md
observed 16602d627db9d3410b554bad2e9febe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.310440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044894/publication.txt
observed 4c8bd5bab81f0f3688863245e6dc348c...
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.