OpenTechnical

OT-2026-000046467

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two 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-2026-000046467) never changes.

Identity and time

Publication numberOT-2026-000046467 · never reused
Internal UUID01a0ae7e-57dc-7fb6-b2ac-4e71b7dab6d1 · 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-2026-000046467
StatusPUBLIC

Content hashes

Canonical texta7870a863b4fd0e29e889154f85a69543a932056ac26a4bbf25abf83a2e3b17b
Markdown61cca8b16dd17cbd0f0dfca8baa1483b795b00fda6ef1b00fa641c74635dda21
PDF
Publication page4e9d929aa8df8d79eeab855a34547dbb247a75bffd83854ca8fa15d4e43c0ccf
Manifeste5411c1e9fa6b93b58d3fa829081b2c432adaa40e5d18b1bc9a1680958bb7350

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
SignatureiMNEGSDQL4rCt3EecG1qAdgKP0sbadDX0FNPgaVTlKZcqZ+LEngklWHxEFTTo+ST5XVuA3q3/uKqJEWgWSmZAA==
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

2026-09-17T11:08:29.719453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046467
observed 4e9d929aa8df8d79eeab855a34547dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.700906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046467/manifest.json
observed e5411c1e9fa6b93b58d3fa829081b2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.682501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046467/publication.md
observed 61cca8b16dd17cbd0f0dfca8baa1483b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.664580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046467/publication.txt
observed a7870a863b4fd0e29e889154f85a6954...
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.