OpenTechnical

OT-2026-000026396

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000026396) never changes.

Identity and time

Publication numberOT-2026-000026396 · never reused
Internal UUID01a0ae71-f4a7-7f13-a8ff-face4c11ff7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026396
StatusPUBLIC

Content hashes

Canonical text54b6e5ed0601430fbdc4acf9beef9894aadc2045d3ef31c24dd54d0af76ca0c8
Markdown4d465b888f785ade9a9c85158abad93eb28a82d3bc4b67294a2dde92381b9f98
PDF
Publication paged03b6d7b7481612be32172a9baa559a5330561dd00f77e0543109506e9935174
Manifestea0522ecf53d91c47c9b2faa1b0036791d9dedfe68b408421fc18db38e3aa11c

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
SignatureLwvdurG9sKMiTGTLIixprpcXLUSs29ZQyAnujIZk7My4FnMMV9ETu1QfAtaFk4kGTv9Tv6sc0+JonMBuyXeJCw==
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

2026-09-17T11:44:22.796472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026396
observed d03b6d7b7481612be32172a9baa559a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.778886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026396/manifest.json
observed ea0522ecf53d91c47c9b2faa1b003679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.760488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026396/publication.md
observed 4d465b888f785ade9a9c85158abad93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.745425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026396/publication.txt
observed 54b6e5ed0601430fbdc4acf9beef9894...
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.