OpenTechnical

OT-2026-000029532

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000029532) never changes.

Identity and time

Publication numberOT-2026-000029532 · never reused
Internal UUID01a0ae73-5e21-762b-9de4-98be726f0cf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029532
StatusPUBLIC

Content hashes

Canonical text1e7a01db53b12a728a457bcf427519e98149d23a5bebf5199c18d75f5ddc2360
Markdown3dac854b133e0418701d61447bbf118644695ec99ae80adf4e9f7d4138e737b6
PDF
Publication page65f1aa5efee3f187b5d2e13009652a3385610efadb9bd41c5faf4c4bdc0d57a7
Manifest46e545ec489a7fa2f6afdb9daec87cf68742bbef126c1320f041bb2934585ac0

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
SignatureywIT0guL1Q59yjeNl85ENdSyp+MDjmnwSWodK32x4twCaD7k6LmY2X3v9jvPWHiKNBewl3hZz1usTXR7PAX+CA==
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

2026-09-17T11:39:11.070170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029532
observed 65f1aa5efee3f187b5d2e13009652a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:11.051843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029532/manifest.json
observed 46e545ec489a7fa2f6afdb9daec87cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:11.034774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029532/publication.md
observed 3dac854b133e0418701d61447bbf1186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:11.017305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029532/publication.txt
observed 1e7a01db53b12a728a457bcf427519e9...
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.