OpenTechnical

OT-2026-000046379

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000046379) never changes.

Identity and time

Publication numberOT-2026-000046379 · never reused
Internal UUID01a0ae7e-57db-740a-bcc4-b067ac99696d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046379
StatusPUBLIC

Content hashes

Canonical text88c1d3cf078f665a654a5b52824d168ddadbf0d6d21ed2afff1931875ba33877
Markdownd0c6d20cf5c5cec3a157ea6087a28011a8c4146e50e70cf1da2fed91c09c0a70
PDF
Publication page2d263b45b1db9f3d7fa09acc97c5500a5b562948455d188a8647afcb69f699ce
Manifest1bcbe282434cc69bde6aefc79ac134233a6a6558b312990992d264be1ecb0ee6

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
SignatureQkq85odoash+0HtXU7WvF+ppzdv3tKig7A080X5Y7tnXOpSFgDmpFqdhSubzlALtA8cysQ1yWbWbzRTQdh5XCA==
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

2026-09-17T11:08:22.844840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046379
observed 2d263b45b1db9f3d7fa09acc97c5500a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.825928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046379/manifest.json
observed 1bcbe282434cc69bde6aefc79ac13423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.808293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046379/publication.md
observed d0c6d20cf5c5cec3a157ea6087a28011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.790881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046379/publication.txt
observed 88c1d3cf078f665a654a5b52824d168d...
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.