OpenTechnical

OT-2026-000060847

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000060847) never changes.

Identity and time

Publication numberOT-2026-000060847 · never reused
Internal UUID01a0ae8a-b7d1-7b70-b14c-46a59fcf9756 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060847
StatusPUBLIC

Content hashes

Canonical text8d72e17fce057172a261982e3eec3cf470a37416eb89895298d2049339d52440
Markdown4869888f209ec044a3e263a7bc5162ba63c2a5c5726703f18cdaa9b657d8d80c
PDF
Publication page2fa593ee99022b7c12287adab3a357ceb64a3cade977a670b8ebe3e3602f8f4a
Manifest84e96598f4faaf154e5a4d1f7d4c21c2ebf09681c61957e5ee2d6f0e4be1d10f

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
SignatureEjcezsW8XynasnK94Qifn/hxNRQoAK78NHwsX79n7vCtsozF+tL3mbKPH46kAPLnN22XfpRKwML+19fAolLWBw==
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

2026-09-17T10:43:36.263087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060847
observed 2fa593ee99022b7c12287adab3a357ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.246077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060847/manifest.json
observed 84e96598f4faaf154e5a4d1f7d4c21c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.227580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060847/publication.md
observed 4869888f209ec044a3e263a7bc5162ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.209555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060847/publication.txt
observed 8d72e17fce057172a261982e3eec3cf4...
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.