OpenTechnical

OT-2026-000022578

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off before 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-2026-000022578) never changes.

Identity and time

Publication numberOT-2026-000022578 · never reused
Internal UUID01a0ae6f-f4ff-78f4-a1b7-1ea3134d3096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022578
StatusPUBLIC

Content hashes

Canonical text38f3b61e2563aa03c477c572948e34384f64bae120b2fda007ed456eaf17d918
Markdown0d90e59e6a32ed7195d1f5b19645c33cb1784a83288e1f180ce880ef699b8fc5
PDF
Publication pagee791fb7a92b8c44506945d639ec7d0cbcc10d397bdb4b4f6f86270a86904d41b
Manifest9f77ccc7d22e616d4ca045f4b7405c1c65ffef67f04911c81b3e3caf55e06755

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
Signatureg150PYdld+LwcrlgfmZC06uS0GUxAYg8siP2dfsPmy6ojAi6HDb/GHBa1XtVZkgxRSI38SynHFbZXrRYh2VCAQ==
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

2026-09-17T11:54:01.169940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022578
observed e791fb7a92b8c44506945d639ec7d0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.152748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022578/manifest.json
observed 9f77ccc7d22e616d4ca045f4b7405c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.133478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022578/publication.md
observed 0d90e59e6a32ed7195d1f5b19645c33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:01.113816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022578/publication.txt
observed 38f3b61e2563aa03c477c572948e3438...
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.