OpenTechnical

OT-2026-000062065

Publication integrity record

Four cup vacuum gripper, four 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-2026-000062065) never changes.

Identity and time

Publication numberOT-2026-000062065 · never reused
Internal UUID01a0ae8b-b8b0-741b-ba33-6e62b37ea819 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062065
StatusPUBLIC

Content hashes

Canonical textc520c8c3f0a68951326f18562e2189fa2abacb66e3f7aec35a010cf725ca2594
Markdown584cd5b5bee0192484f500a37029a8f4484ef452337f56d23f3392bb486c5a51
PDF
Publication paged6998c001f41251c966ee0ed4269543ca0d8741770394df9b0a393fcdb564184
Manifest04b4d5908f5c06f213dce27f91836c4875489dd3bb97ec08069aed4b396c946d

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
SignatureG6alSFAAyb6LDQiORFxONwa53V3t9a+Z2Dc6hcU9oAgAQxz1g5YKqANxSMAAEMkRh0BtU8TakAlTfjLrkYtGCQ==
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

2026-09-17T10:41:06.710048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062065
observed d6998c001f41251c966ee0ed4269543c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.692051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062065/manifest.json
observed 04b4d5908f5c06f213dce27f91836c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.673689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062065/publication.md
observed 584cd5b5bee0192484f500a37029a8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.654695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062065/publication.txt
observed c520c8c3f0a68951326f18562e2189fa...
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.