OpenTechnical

OT-2026-000037747

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000037747) never changes.

Identity and time

Publication numberOT-2026-000037747 · never reused
Internal UUID01a0ae77-b8d0-7842-a52c-b0cad7b659f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037747
StatusPUBLIC

Content hashes

Canonical textc40d789a30278b82cd3083fbb3a8b67703bf8de5e4f89a81195df6df8cb48d6c
Markdowne370c0585b7d09ec6aa8ff48c41fc84ab73fb0761e5d19e0f7fb82d087ebebde
PDF
Publication page0d82c215d9a871373274787e08a0747ce27c5f2ace52a72f849b259df51a6699
Manifest7722376900d5d73af5ad94aec2a63269f1288de79a9bbaa328393183b078dcfe

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
SignatureFtud307mpoNik9F7drTNv4V/ROtegqFpbwjxUA9ZixlTmUmLlsG6jyWN2AbIjqVdT//iyKmygLHhx+en0mIeAw==
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

2026-09-17T11:24:16.720478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037747
observed 0d82c215d9a871373274787e08a0747c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.698911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037747/manifest.json
observed 7722376900d5d73af5ad94aec2a63269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.679588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037747/publication.md
observed e370c0585b7d09ec6aa8ff48c41fc84a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:16.662993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037747/publication.txt
observed c40d789a30278b82cd3083fbb3a8b677...
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.