OpenTechnical

OT-2026-000054955

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054955) never changes.

Identity and time

Publication numberOT-2026-000054955 · never reused
Internal UUID01a0ae86-5e80-7b8f-8410-31a08c1091a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054955
StatusPUBLIC

Content hashes

Canonical text0e9b2fd7a8335e67f6404b7be697546450d8bd3a1c0ce5644783713247493785
Markdownf950790f2bc6308c54f6af2e6793357c5e0e1ef8da810a9fa695f59050b59d7d
PDF
Publication pagee7e620b074bf54204c41725b78bf7b58529fd12c8d9ca9ce7a08765a23f81fcf
Manifestab3fd52258464749d6ab29a4a29fe9e4ef14fd6e6a3bdd7ac38be045cb193bed

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
Signature+6xPgImvyPvuBtrqbIobczqW0eKkrgnVRxYU+oeTEMejaa71v/dZ44CDf7AnD62HWDjcjarPYv9kGS3rwqO1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:03.983651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054955
observed e7e620b074bf54204c41725b78bf7b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.965752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054955/manifest.json
observed ab3fd52258464749d6ab29a4a29fe9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.945226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054955/publication.md
observed f950790f2bc6308c54f6af2e6793357c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.925555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054955/publication.txt
observed 0e9b2fd7a8335e67f6404b7be6975464...
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.