OpenTechnical

OT-2026-000023334

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000023334) never changes.

Identity and time

Publication numberOT-2026-000023334 · never reused
Internal UUID01a0ae70-7268-751b-8bab-afcbd38b37a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023334
StatusPUBLIC

Content hashes

Canonical textd3ba4097c1ad6d7db92f5b8a3003af5f4fa93c7b8ca61de6998b0b39c804d887
Markdownd34726d3d02d4164ce236f5d53d20495633e40705b732fe50037bfa6fc608373
PDF
Publication page244cd861fe5f3dfa48116e804f21cbe9d95295f5b28f817d6c3f2f5e7dd11702
Manifest6101555d983ef95baecfd8bed394fb8c188b193723664ae83bc83bb5a4fda4d2

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
Signaturet0+v2gk2oLuBsVL7+I725MRYDAzYeGtUFRzphA0sjbk4YdLsAPUGIwWUsh8kokfVo2VjC5K/4gGVGLpBnDdIDA==
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

2026-09-17T11:51:25.426861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023334
observed 244cd861fe5f3dfa48116e804f21cbe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.407347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023334/manifest.json
observed 6101555d983ef95baecfd8bed394fb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.386290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023334/publication.md
observed d34726d3d02d4164ce236f5d53d20495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.366475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023334/publication.txt
observed d3ba4097c1ad6d7db92f5b8a3003af5f...
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.