OpenTechnical

OT-2026-000045625

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045625) never changes.

Identity and time

Publication numberOT-2026-000045625 · never reused
Internal UUID01a0ae7d-8f03-75b3-8298-d2771b4c10c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045625
StatusPUBLIC

Content hashes

Canonical text4617d639e7929997e2a41b9fe651e86995770b52627a02f375327d7ccfd18ac3
Markdowne17a6cc0986b311535d9338d7bd2743e4aa272dd1d9aa0db2148e5148f525735
PDF
Publication pagead795b7feb15812df0d42b37bf946bf79d5e2cabaf4ca5f55f106170cf3535c3
Manifest51c1d78e099f89a999e46e14a7edd6a393601aa7e2734cede97fdc82798ac83e

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
Signaturen6UDMScYPHJwk5y/MOf5Ah48ycTvsAnAD7R/gXeylFEK2jKWrBZ6sG4/zz4PmuV9eisO3i/8tk2Xd4Vz0OFBBw==
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

2026-09-17T11:09:24.382059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045625
observed ad795b7feb15812df0d42b37bf946bf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.365045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045625/manifest.json
observed 51c1d78e099f89a999e46e14a7edd6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.346080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045625/publication.md
observed e17a6cc0986b311535d9338d7bd2743e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.328872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045625/publication.txt
observed 4617d639e7929997e2a41b9fe651e869...
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.