OpenTechnical

OT-2026-000078106

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000078106) never changes.

Identity and time

Publication numberOT-2026-000078106 · never reused
Internal UUID01a0ae95-6e8c-7335-bef2-a87801322d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078106
StatusPUBLIC

Content hashes

Canonical text73ba384b0a00abdf0da92b80bba11d6fd33f6ea0075a73aac99b3fd5a6e9110d
Markdown130614c494d7e4702a17340649f0b5f22fe71f5600e7362b7060a92bc4dbd12f
PDF
Publication page7fe1e31be6a3e0db61e569937330fd30c528de5830da302ca0b13d26ce170908
Manifest19fb95ab8e9aa3597d34a891ae6fbd5806012bd5fbacb8bbba6952255079b8a5

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
SignatureVw/1flgPRuSdgK0I169aS8YiVLv399xWuqkpZg8nLPqGjpvoKcgoShhAdqMynPH1obmGHclsoDXqsGpOeb+ZBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:48.957468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078106
observed 7fe1e31be6a3e0db61e569937330fd30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.938398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078106/manifest.json
observed 19fb95ab8e9aa3597d34a891ae6fbd58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.920212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078106/publication.md
observed 130614c494d7e4702a17340649f0b5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.902698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078106/publication.txt
observed 73ba384b0a00abdf0da92b80bba11d6f...
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.