OpenTechnical

OT-2026-000068485

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000068485) never changes.

Identity and time

Publication numberOT-2026-000068485 · never reused
Internal UUID01a0ae90-2481-7248-96c2-21aecfa3c43b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068485
StatusPUBLIC

Content hashes

Canonical textac4f594f2f9f4b3321cbbcb89602d7f5ebbcd1e9b3c1adda412832e9e678fd65
Markdown3412383e2c49299127184efa8f096b1ed29bb624626affaa897a9bcb4c9a35a4
PDF
Publication page632e1a3483f60a52a14eb6daed00ea8c58f8fdd3e9d7f7a35e8a62900dc2263e
Manifest48dd2bd77e84366f58b7b52713e8e8dc57e196badd1f75a9daa273bca5f75585

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
SignatureVLuLdzdbM+kLIGR4+p6DWV/4XF74BFJGXPqOtma8DJxxo+8Zz9lWo+VBXCGfs9U2xXNBKNmY8LIuWOVT6mxMBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:38.369825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068485
observed 632e1a3483f60a52a14eb6daed00ea8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.353280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068485/manifest.json
observed 48dd2bd77e84366f58b7b52713e8e8dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.335734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068485/publication.md
observed 3412383e2c49299127184efa8f096b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:38.317962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068485/publication.txt
observed ac4f594f2f9f4b3321cbbcb89602d7f5...
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.