OpenTechnical

OT-2026-000011758

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, 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-2026-000011758) never changes.

Identity and time

Publication numberOT-2026-000011758 · never reused
Internal UUID01a0ae6d-1940-7548-9f0b-4f0ee20387cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011758
StatusPUBLIC

Content hashes

Canonical textfbb2557112fa34167e73a3ca820203ffabaf1c2db28ffc5dd9965bab9b513041
Markdown40dbb2b10026dc411091ced805607c0080688be683f0c8e96e9f71f1e49cd87c
PDF
Publication pageeb6a15d44f32a446c4be625fe332a2a729eebd137d63d393450d43d0f3fc3344
Manifestd79f6ddb8114a6c2461a924b3cdcb7928b68fa221b9f9fa3110efb46d5fda88d

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
SignatureLV4ZeT9g9ci+84L9g56icE5isamay/7fccNZx8lb1vL8TKca8X7szZDLg9KhMqrah6eBFQaSBFfTnCN1lwIaDQ==
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

2026-09-17T12:12:28.091083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011758
observed eb6a15d44f32a446c4be625fe332a2a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.073363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011758/manifest.json
observed d79f6ddb8114a6c2461a924b3cdcb792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.055670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011758/publication.md
observed 40dbb2b10026dc411091ced805607c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.036407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011758/publication.txt
observed fbb2557112fa34167e73a3ca820203ff...
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.