OpenTechnical

OT-2026-000056615

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000056615) never changes.

Identity and time

Publication numberOT-2026-000056615 · never reused
Internal UUID01a0ae87-7af5-7a88-a8c5-0337ea20ffd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056615
StatusPUBLIC

Content hashes

Canonical textf69d5e1b06159305b912c4b106eb98e9664946fc6fe77b1181fe5d63b89e348c
Markdown37d66ea2e475a640d3a6e81d2258cb29f93a36b772ba346b5ae9f77744590f8a
PDF
Publication page1b2a5702094ac44f365735c430e6c39586943fd1c8ca100fe08526307c689de5
Manifest6672f1edceecc45f01fce1a7635ca168084e5a08054106934655e9a5c2df1f19

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
Signature2MiBpgNeLooF+6ZarDrNjqBMQy2zabI46KHl5HXNWvVTuu3UBmGBi3ErdgGprfhW/FzO/iPzYpAfSj1lneEWDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:58.157251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056615
observed 1b2a5702094ac44f365735c430e6c395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.137977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056615/manifest.json
observed 6672f1edceecc45f01fce1a7635ca168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.120474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056615/publication.md
observed 37d66ea2e475a640d3a6e81d2258cb29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.098088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056615/publication.txt
observed f69d5e1b06159305b912c4b106eb98e9...
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.