OpenTechnical

OT-2026-000060185

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000060185) never changes.

Identity and time

Publication numberOT-2026-000060185 · never reused
Internal UUID01a0ae8a-5a72-7cd4-a9e7-06f574ea0bb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060185
StatusPUBLIC

Content hashes

Canonical text30b1758b5b92528ffb647038b9b9303030cd39607dfb861fe2aa73a798122c24
Markdown6d7b994b11163ec4409529499e37b534b7d6c6cac29a475323562ccdc81ba755
PDF
Publication page59a6040378f51968abdb07f656856f1e5d904c91555539f123f5840d27ea7b2b
Manifesta61005db5e5e2e02059c9cca44c39375438a3478a42248350cb9bdb7fc14f409

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
SignaturesAa5Q3W/vHkukCrA5yOKmzH08XNTNJiXR8s+JjgGQ8aahCbPBfUMT+BsA6QGiDbbazvOLaYIsOQB8u+qiwpWDg==
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

2026-09-17T10:43:51.123552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060185
observed 59a6040378f51968abdb07f656856f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.105385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060185/manifest.json
observed a61005db5e5e2e02059c9cca44c39375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.085527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060185/publication.md
observed 6d7b994b11163ec4409529499e37b534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.068378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060185/publication.txt
observed 30b1758b5b92528ffb647038b9b93030...
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.