OpenTechnical

OT-2026-000062174

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000062174) never changes.

Identity and time

Publication numberOT-2026-000062174 · never reused
Internal UUID01a0ae8c-0abd-7d5c-913f-97c649109bf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062174
StatusPUBLIC

Content hashes

Canonical textfdbde09ac7ca736bd9355561fe75a0732894049fb1cc37ffef86c70735e9accb
Markdowne539224550fc2b7dd4c36bf062f198986c4ec99faa52470dcb526ceb1c53f8c6
PDF
Publication pagec6980278323598c5b20ce6d45628f81df82e0ba1c9fb920115a08cfdcdbca165
Manifest71eeb538762f998af24dc8bcef4f0be7666c1c8ec5f5f0e8a765194d4af27022

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
Signaturemn5h3sHzR0ehiWyGZB7O2G4meHvZf9+DxttrrooIHzP3APiUI8TOcqTjhHi21M7CorwzV0eH7YQCwv86E5QeCw==
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

2026-09-17T10:39:25.796455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062174
observed c6980278323598c5b20ce6d45628f81d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:25.774278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062174/manifest.json
observed 71eeb538762f998af24dc8bcef4f0be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:25.751877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062174/publication.md
observed e539224550fc2b7dd4c36bf062f19898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:25.729489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062174/publication.txt
observed fdbde09ac7ca736bd9355561fe75a073...
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.