OpenTechnical

OT-2026-000005555

Publication integrity record

Porous face vacuum gripper, two outlet manifold, ejector fed, contact triggered, vented 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-2026-000005555) never changes.

Identity and time

Publication numberOT-2026-000005555 · never reused
Internal UUID01a0a93d-0711-7f12-aab8-f8da44f28764 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:02:24.148485Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005555
StatusPUBLIC

Content hashes

Canonical text40fd124a47e8c97e0b34154097769773b1469a6248709b5f3f3578dfe6c08b26
Markdown48e8f2f3534b6b5223aeafcb9dfea8776aaa24059ba86972e9e55de04ed2dbb8
PDF
Publication page423aed12a8d62bc2e64e9ed402ad4e73c5705c6e47bed7e78deddc40dee4738c
Manifest7c41eba94bfd8067e8023b9d3e3f0f9c217533075dd2d45d011f20cf55950768

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
SignatureBKdGqWx270+J/MAPDtWJVnnfNjNKYN+rwCIv18IrTODv+qmwAIDPrxypZrzgFvZVlfuFpJN64N9mOx+OZZkqDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:27.210951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005555
observed 423aed12a8d62bc2e64e9ed402ad4e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:27.196535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005555/manifest.json
observed 7c41eba94bfd8067e8023b9d3e3f0f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:27.181343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005555/publication.md
observed 48e8f2f3534b6b5223aeafcb9dfea877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:27.166384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005555/publication.txt
observed 40fd124a47e8c97e0b34154097769773...
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.