OpenTechnical

OT-2026-000058819

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058819) never changes.

Identity and time

Publication numberOT-2026-000058819 · never reused
Internal UUID01a0ae89-479d-7555-969a-d1c12441bda1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058819
StatusPUBLIC

Content hashes

Canonical textb3a5ca20d39e46a2a71cedc0e884a736ed82e2ff019c5fefade9f051e4d024c0
Markdownb5c1e6e0dc956ba87d03ee5b2aceed2d23c4d7c3ed88af66f11e6bc4688e9bca
PDF
Publication pagecaee9e6efeeb546f42808057363f85779e757179a4698d334ecd9c38f17f2f0f
Manifestbd6a32ea8b479bb2fe4bf4cb894fa0413587af191b34e50a93247d0842577849

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
SignatureSf/gKhjgzav+3rQ1vKa3AhdykQ8IHv+No5vGT48OQeCFDlsooUEgYmXJTDt6KD+QAgwDTXYC6EqlapBhi0ShCA==
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

2026-09-17T10:46:20.810843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058819
observed caee9e6efeeb546f42808057363f8577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.793343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058819/manifest.json
observed bd6a32ea8b479bb2fe4bf4cb894fa041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.776760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058819/publication.md
observed b5c1e6e0dc956ba87d03ee5b2aceed2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.756122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058819/publication.txt
observed b3a5ca20d39e46a2a71cedc0e884a736...
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.