OpenTechnical

OT-2026-000060653

Publication integrity record

Three cup vacuum gripper, three 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-2026-000060653) never changes.

Identity and time

Publication numberOT-2026-000060653 · never reused
Internal UUID01a0ae8a-b7cd-760f-8028-064b68480c06 · 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-2026-000060653
StatusPUBLIC

Content hashes

Canonical text3941f2a7a1a3975f3301194dfc20388c98dd9b566cd40831651d0e489dee2f88
Markdownbe3fcf97a69b5dec7472ae2c5d57ffab7be2e1866511aaaca7cacd3e003a3979
PDF
Publication page537bcde313f9debe0040f070fe39367431832133810335096a1f07cbc58de72b
Manifestb29881edb98f7e37a1350a24a3addf8ee90a1ec4c064c1c818b47b8d646f0f07

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
SignatureY3F7RsE8iO9OuIqEpF39NcilSZeix2sBjNXQImavVaXOtwUYNmgDgsIwF0zr5sWauY+kf8/cFfblyz2syKnDAQ==
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

2026-09-17T10:43:17.371637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060653
observed 537bcde313f9debe0040f070fe393674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.356004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060653/manifest.json
observed b29881edb98f7e37a1350a24a3addf8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.337914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060653/publication.md
observed be3fcf97a69b5dec7472ae2c5d57ffab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.318940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060653/publication.txt
observed 3941f2a7a1a3975f3301194dfc20388c...
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.