OpenTechnical

OT-2026-000057083

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000057083) never changes.

Identity and time

Publication numberOT-2026-000057083 · never reused
Internal UUID01a0ae87-d5b7-7e30-a29d-b087ea637b1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057083
StatusPUBLIC

Content hashes

Canonical text7dcbd77baad2ce2831fbb31f2682bccdd1be6eb6e37f0d8193ff14fba188c163
Markdowned60f1b414e4aed13ef136787c27b132b37dcc37225c282b94d7c35ff133af8f
PDF
Publication pagee4e9f1ab4ae31e675f2d3d18bba1f01f29435f7739b993b9322cd624ad1f2e9f
Manifest26381d56cf1ee2030f42d9d7d67854317c4f1608f4da1fd86b478cd21cf44abe

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
Signature+sARJsVnEPLWX1tPP/wBWdr8ux2u9ZqDG98LbXgcIs2kMRLlKdO5JbDjhP7kJ3cfjCO/8EZFIVSLoAQ6YFJmDw==
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

2026-09-17T10:48:34.821921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057083
observed e4e9f1ab4ae31e675f2d3d18bba1f01f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.804133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057083/manifest.json
observed 26381d56cf1ee2030f42d9d7d6785431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.784071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057083/publication.md
observed ed60f1b414e4aed13ef136787c27b132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.765817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057083/publication.txt
observed 7dcbd77baad2ce2831fbb31f2682bccd...
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.