OpenTechnical

OT-2026-000064957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000064957) never changes.

Identity and time

Publication numberOT-2026-000064957 · never reused
Internal UUID01a0ae8d-debe-7ada-ab98-37527d1a4c37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064957
StatusPUBLIC

Content hashes

Canonical text5d175a5660a12f137da1e71f767f722a6b36d961516b1b9e994aca1d30d752a9
Markdown185f8a36fed11fc73797e9f78941ad82f571b59afca553047b91718bde2d9d21
PDF
Publication page11c7bbf679fd06395696c6627ff4a410894bc667706fe95244c1b7e9b28bfb9d
Manifest7c2b46744c259a07b9963499b7f4840fe54337ac1eb68eb0af676c5003e211b8

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
SignatureRzZN0wk4aLnFCnxfay50gHwzF4cjV0efFTBKBignjE3maSrm+BxY6n4R2NBCFuOgJ6lGCk+hTIn92qGa0wUDAA==
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

2026-09-17T10:35:54.006644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064957
observed 11c7bbf679fd06395696c6627ff4a410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.989788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064957/manifest.json
observed 7c2b46744c259a07b9963499b7f4840f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.968446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064957/publication.md
observed 185f8a36fed11fc73797e9f78941ad82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.948720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064957/publication.txt
observed 5d175a5660a12f137da1e71f767f722a...
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.