OpenTechnical

OT-2026-000059783

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000059783) never changes.

Identity and time

Publication numberOT-2026-000059783 · never reused
Internal UUID01a0ae89-ec25-7775-97c4-ce1a75e3b1ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059783
StatusPUBLIC

Content hashes

Canonical text4b2d06a426da04698003e8a98d9f8ed7a4f8741c242af89aee20c498625cfbc6
Markdown831cda3ba904f0b1385cd1884c3edef14ef6599c45f3c2b5ac8ad02b9b22fcb0
PDF
Publication page3701ea4af0ed0f3898522d77e037e09c0a1f27ab5789204239a5d6a116118d52
Manifestafa97286020b6728a18baf9969147348b385e7066f8a3b5c8e04a0f4e4646a7d

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
SignatureGxktmRmvE2IxOCF7PNLXF+3AThGWzYrwAUI5/e9doUWVbnv4Iwj6fwhZ2kjRutDlPgrwlAK6VbGjl70YcaMqDA==
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...

Independent retrieval

2026-09-17T10:44:30.808188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059783
observed 3701ea4af0ed0f3898522d77e037e09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.789277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059783/manifest.json
observed afa97286020b6728a18baf9969147348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.772521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059783/publication.md
observed 831cda3ba904f0b1385cd1884c3edef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:30.754190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059783/publication.txt
observed 4b2d06a426da04698003e8a98d9f8ed7...
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.