OpenTechnical

OT-2026-000060865

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000060865) never changes.

Identity and time

Publication numberOT-2026-000060865 · never reused
Internal UUID01a0ae8a-b7d2-723f-ac8a-267b45a7f373 · 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-2026-000060865
StatusPUBLIC

Content hashes

Canonical textbc32cd0ffa924176c5cff91d389b9a959a282783b856389cdfa7eb688dad09b7
Markdownb33179a8b21bdac4ce66bdf0ed3b81b69af63ce292f64b9756fcabab0f469bce
PDF
Publication page6d66777992e086f77eef57ae7f4bfe9cfb30ebb5b9d0bcc7058a8f74d35cd0b3
Manifest1f01e4bed5fa62d5b8f7188e9bc44d9d64ae8fce005b54c8a48ffa60a05ecb36

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
SignatureWhWzoqYKVlleHWr4cwRMrK7YbN66o2AT56CsO6NFXg737Co2CIi6FM9G0dydzCwXeeM6Wp+BjPIHd70Kw2QYDw==
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

2026-09-17T10:43:37.497839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060865
observed 6d66777992e086f77eef57ae7f4bfe9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.480962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060865/manifest.json
observed 1f01e4bed5fa62d5b8f7188e9bc44d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.465272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060865/publication.md
observed b33179a8b21bdac4ce66bdf0ed3b81b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.448280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060865/publication.txt
observed bc32cd0ffa924176c5cff91d389b9a95...
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.