OpenTechnical

OT-2026-000060925

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000060925) never changes.

Identity and time

Publication numberOT-2026-000060925 · never reused
Internal UUID01a0ae8b-12f2-7de0-980b-cdb4590ef4bd · 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-2026-000060925
StatusPUBLIC

Content hashes

Canonical text1aee12f29f56f8acb1c27f90e582a9b0c575dc29e24f35198868522bd703409d
Markdown073d2cf0073ad631b3e99fb735d6dc8720385dbcbc08ec156351c8c952d284e9
PDF
Publication page9b5482b7422c708f93e93db52c9718413b586f5276d1c8b566d35d6872ffaf03
Manifestc18dd2dd73f09cb1157897c4b2183036032b403fdf222df1332158d2954f769d

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
SignaturemBe+sYGzp2K7gub070pA81zc2hc9glnuvnbeeKRKdjXgza7u8BLFgcjFYdp6WZheb/tATAwNF+1YjSuWOoe7DQ==
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

2026-09-17T10:42:11.625255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060925
observed 9b5482b7422c708f93e93db52c971841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.607928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060925/manifest.json
observed c18dd2dd73f09cb1157897c4b2183036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.591391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060925/publication.md
observed 073d2cf0073ad631b3e99fb735d6dc87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.573415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060925/publication.txt
observed 1aee12f29f56f8acb1c27f90e582a9b0...
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.