OpenTechnical

OT-2026-000036906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000036906) never changes.

Identity and time

Publication numberOT-2026-000036906 · never reused
Internal UUID01a0ae77-773f-7656-b84a-8ff903c318d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036906
StatusPUBLIC

Content hashes

Canonical text24db6d71e3cbf1d5dc81d8df7deba714fd32e8495d6602b651cdf9550ff61327
Markdown8838d758f307e67c2f3bcc8dd9442059a91e0512fcaa86a2e6a58c0f13bf97d4
PDF
Publication page1893455fc8219713ba3c47c1d56e10274463a5175ea2a8b5541c4aed039d3ded
Manifest57eac5eb22fc2ee7f6d44769122ba13c5662589d2421e33ea75869e047e83933

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
Signatureu2eEOVzYyNqdy3Z3/byxsLk/9jNfiizNg/XX6gRxKgREF2OLh7XQLlWK6KY5TWqct2JUH7VIxpGPcGYh3+SIBQ==
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

2026-09-17T11:24:32.790123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036906
observed 1893455fc8219713ba3c47c1d56e1027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:32.773535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036906/manifest.json
observed 57eac5eb22fc2ee7f6d44769122ba13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:32.756747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036906/publication.md
observed 8838d758f307e67c2f3bcc8dd9442059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:32.740876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036906/publication.txt
observed 24db6d71e3cbf1d5dc81d8df7deba714...
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.