OpenTechnical

OT-2026-000037252

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000037252) never changes.

Identity and time

Publication numberOT-2026-000037252 · never reused
Internal UUID01a0ae77-7741-729d-b713-f210ba3ec9a1 · 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-2026-000037252
StatusPUBLIC

Content hashes

Canonical textec48b0fe6847072763fe01d0a04478fd8bb387ce5571296855bea6e6fc815b13
Markdowndaa673944f9b5448bf83810d1fc4974827e7702aea215f61561e416bac9870f4
PDF
Publication page1b04c6cba1b1f1e0a349d1c0ab3dee35889071c72eff04e4017eb007516df855
Manifest94ecac201cbad79e6e6160c1d17f2e88b57e45360e8efbe50c7f7953c3cbc05a

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
SignaturejayPvY0ZpGfMeLsFcwR32cs6hp/3FCjTkFAPx8drkRa59yC3/8pO711xN1hBrW5WJXlFQDwTcNXxoI0MF503Cg==
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

2026-09-17T11:25:09.157402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037252
observed 1b04c6cba1b1f1e0a349d1c0ab3dee35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.142639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037252/manifest.json
observed 94ecac201cbad79e6e6160c1d17f2e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.126338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037252/publication.md
observed daa673944f9b5448bf83810d1fc49748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.110364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037252/publication.txt
observed ec48b0fe6847072763fe01d0a04478fd...
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.