OpenTechnical

OT-2026-000060872

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000060872) never changes.

Identity and time

Publication numberOT-2026-000060872 · never reused
Internal UUID01a0ae8b-12f0-7fa9-aafe-2aae363ae655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060872
StatusPUBLIC

Content hashes

Canonical text992dd58511db9a67d394f7db336c05a8382af972c598d906ccd4713045d83e96
Markdownd4d3ab03e3b53b0468b8248db9e05158636cc9c7bf5d1eed067aee65b9b288a4
PDF
Publication page2873460e2ea51a5249ff5ef1f3f3f7a85c871f0379ea533c5d175655066661e0
Manifest2e72e6d9cbcd780dafa89b240f0648db06f9ec0481ae146c4168eb5803c9065a

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
Signature/KQ7zF6mLvOU+4/k4d+IArXDIPnoEUkPA+2h8K9MJAOQ4BiItFvMl9UuCGQBSwWmmpttGFprJNtJkOs3zGYgBw==
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

2026-09-17T10:41:36.146951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060872
observed 2873460e2ea51a5249ff5ef1f3f3f7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.090307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060872/manifest.json
observed 2e72e6d9cbcd780dafa89b240f0648db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.069973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060872/publication.md
observed d4d3ab03e3b53b0468b8248db9e05158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.000823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060872/publication.txt
observed 992dd58511db9a67d394f7db336c05a8...
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.