OpenTechnical

OT-2026-000007130

Publication integrity record

Vacuum cup gripper, three outlet manifold, ejector fed, pressure verified, polyurethane cups, oval form

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-2026-000007130) never changes.

Identity and time

Publication numberOT-2026-000007130 · never reused
Internal UUID01a0a973-bff9-76ba-b0ae-87c3f35d7705 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:02:10.430160Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007130
StatusPUBLIC

Content hashes

Canonical textd7e817e8a205935dd48aa24c2491683e4e65de51c7b2d9e0277b941922317ba7
Markdownbc5fd3a49aa39a14bcaf53acdf28ed04f3a71af29361d68e29942e8bb79c4eba
PDF
Publication pageb6bf2691320455a27bb1157e86573487b90da58f16e36939530ff76a91f224db
Manifest9567b80e5b643c1efeba2ff6458ab6a338e64f46065536226c0442f8e261eddb

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
SignatureNdUhe2jSTrg4WMCQn7r8UHtMESlexfvg4htgRkUdS0/wUOH4msyM80ZAgra2q2KNMg2b1UIa6Vc5kQMTy9dXCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:23.717615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007130
observed b6bf2691320455a27bb1157e86573487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.706953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007130/manifest.json
observed 9567b80e5b643c1efeba2ff6458ab6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.694931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007130/publication.md
observed bc5fd3a49aa39a14bcaf53acdf28ed04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:23.681997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007130/publication.txt
observed d7e817e8a205935dd48aa24c2491683e...
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.