OpenTechnical

OT-2026-000041746

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000041746) never changes.

Identity and time

Publication numberOT-2026-000041746 · never reused
Internal UUID01a0ae79-e8a1-7715-8df3-7486cf743d76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041746
StatusPUBLIC

Content hashes

Canonical text6e7ca1d66c40fd2f93efdd95cb0dda80559f7d59a5d65f8fd5c910eb99d5db49
Markdown7601317486410be59b8b61c3dc1ccf1ff580c52fba626c5f39d3117b86072c29
PDF
Publication pagefd9f56ba223583ad4cdbca071b6e3bb67215cde4cd247394c99dc2f977d2ad5e
Manifesta457e1e957a3f7254dc1662d154b7743d22648f855be98a6a411dd901a3a81a5

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
SignaturemFwFscTjzBunFR/BmANPBtYwI0Sl5+YWia4DagCEoqtmvR0xcJwHD1bjYJcrRCL0W8GIUUPMvCQp/mhknVRfCg==
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

2026-09-17T11:16:35.396884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041746
observed fd9f56ba223583ad4cdbca071b6e3bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.379065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041746/manifest.json
observed a457e1e957a3f7254dc1662d154b7743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.361686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041746/publication.md
observed 7601317486410be59b8b61c3dc1ccf1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:35.343541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041746/publication.txt
observed 6e7ca1d66c40fd2f93efdd95cb0dda80...
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.