OpenTechnical

OT-2026-000058104

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off after 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-2026-000058104) never changes.

Identity and time

Publication numberOT-2026-000058104 · never reused
Internal UUID01a0ae88-6eda-7dc2-b167-2e4f764529cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058104
StatusPUBLIC

Content hashes

Canonical text9de493649bf6c3d248481b09a64d55d139d798fde13ca4abf458eea8550d8dd9
Markdownb9a441fd2a165822b07f93844aa5c6fd241f6ccc00dd64f6f285f597ca428cd8
PDF
Publication pagef4b6ff4c15d1442e06152c6707e9150de2ead920de578ff295a00cac9a03c8b3
Manifest19d4fc34ac55bb5620334adf423e52d45880b769146912240935db59d92dfc1c

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
SignatureJMfV2Sf/MQc+wNenY3qC6q6FqxsV1jQ3AsTXGzAbyuLGOPSFhFvKPIQBTnG55pweaYF9eKjb4k/XUyZ13cNbAQ==
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

2026-09-17T10:47:46.457977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058104
observed f4b6ff4c15d1442e06152c6707e9150d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.438647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058104/manifest.json
observed 19d4fc34ac55bb5620334adf423e52d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.418837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058104/publication.md
observed b9a441fd2a165822b07f93844aa5c6fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.398787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058104/publication.txt
observed 9de493649bf6c3d248481b09a64d55d1...
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.