OpenTechnical

OT-2026-000045607

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000045607) never changes.

Identity and time

Publication numberOT-2026-000045607 · never reused
Internal UUID01a0ae7d-8f03-7b5c-bba2-cdb027441536 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045607
StatusPUBLIC

Content hashes

Canonical textc2bc76a9c90a3e71686c4bddceaf957dfccf2aa98b55df04e414886757967200
Markdownc9725c9f344a290ad8dc09a9f585a9194fd66b26a2c8fcbcb20c0cf065f5b4f4
PDF
Publication page0c1c31a64640c2b4273a384b64e1e35d49d85a4a6cc5a85aa44b5fa729695c3e
Manifestb61ace5a8ee22deded8675a92fe272abf4a5f1b738dfa45c582c47c57f753cb6

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
Signatureh6eISM/5syay698Sv2MiIMfBjnyX5rhxhCYP7TCfcP324LBXp2CDdNCABWnl+ytVsn9GK6D444Uy2qT8xsORAA==
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

2026-09-17T11:09:22.978976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045607
observed 0c1c31a64640c2b4273a384b64e1e35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.959337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045607/manifest.json
observed b61ace5a8ee22deded8675a92fe272ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.941021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045607/publication.md
observed c9725c9f344a290ad8dc09a9f585a919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.923868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045607/publication.txt
observed c2bc76a9c90a3e71686c4bddceaf957d...
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.