OpenTechnical

OT-2026-000037386

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000037386) never changes.

Identity and time

Publication numberOT-2026-000037386 · never reused
Internal UUID01a0ae77-b8cd-7937-b733-866a66b894e7 · 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-2026-000037386
StatusPUBLIC

Content hashes

Canonical texteb0b3561e0eaad58f0c0214c6814b79ce3d0f4a83bc823e15f287766f062c1bc
Markdown2e026621d1a9cea7c0bce5c83144131043f51795277b98b56da4876f52eb6099
PDF
Publication paged3b1de5be9ff83c55e288002ae6060199c61297529cef434cdc97dbdef25d5f5
Manifeste2bde5a75973247f76519f6312a971c8df302f871d8068ee1f5d049d3f523e3e

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
SignaturejvfiQu84vZ0C0znE/Ju2v+/LPoNj/K6Qc0kLzNBO+bH0o8z64+He2XtXiQ6J3YLsWpV9v8EHYCp+4tUQ++kfCw==
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

2026-09-17T11:23:48.835760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037386
observed d3b1de5be9ff83c55e288002ae606019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.817969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037386/manifest.json
observed e2bde5a75973247f76519f6312a971c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.800027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037386/publication.md
observed 2e026621d1a9cea7c0bce5c831441310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.781263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037386/publication.txt
observed eb0b3561e0eaad58f0c0214c6814b79c...
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.