OpenTechnical

OT-2026-000066032

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000066032) never changes.

Identity and time

Publication numberOT-2026-000066032 · never reused
Internal UUID01a0ae8e-8dc2-7d84-9cb2-f5f4c747c409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066032
StatusPUBLIC

Content hashes

Canonical text759c8598f8743649d23dc9019a3f34fc2ef08a9c3808e18dc79cba51b47be131
Markdown4b74a379638aec6e77544a458a9c19c8f880717835d544dc8e284f4a2b7b311a
PDF
Publication page2f2bff469dd353365d26d6ee640a633112051ca14d92f44dd28e736da05a1414
Manifest296d23009326cd6c9ac91a7bacd1b49b5471c58ddf83e603773801791ddf50c2

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
Signaturecu9KLF0y9h/zkoW6/13SsfVcbpGvNCwyqs8AGn76+08dJiBTgWL+LsMaSU/gl/nsJuZ2dbAsN5UlBkjBVjwEBQ==
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

2026-09-17T08:50:36.812555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066032
observed 2f2bff469dd353365d26d6ee640a6331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:36.794636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066032/manifest.json
observed 296d23009326cd6c9ac91a7bacd1b49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:36.776179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066032/publication.md
observed 4b74a379638aec6e77544a458a9c19c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:36.757421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066032/publication.txt
observed 759c8598f8743649d23dc9019a3f34fc...
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.