OpenTechnical

OT-2026-000060465

Publication integrity record

Single cup vacuum gripper, common isolation valve, three 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-2026-000060465) never changes.

Identity and time

Publication numberOT-2026-000060465 · never reused
Internal UUID01a0ae8a-b7cb-7bf0-828e-8ae60dc3e459 · 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-2026-000060465
StatusPUBLIC

Content hashes

Canonical text302b2e17c2ffaed385206c001a15e7914fe2621a4bd3551aa5c0b8e32b2ff402
Markdown0e373382c00ff4cde799bb5c96e3f288c0754162866e6605b3e383f7ff89d77d
PDF
Publication page2175ee19dbcc4c6d1c30a01f7feff6fcd673c3c45965db8e1f1e2238b4d1967f
Manifestd727d9476cee9b7395c30e70569fa1093e419971f305c55bcf71c87e279b19e8

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
Signature6aknGgmLV5D6j+V2302GVfupQbmtNRPhWE5CiH7X2zI6lcwI4FHZ/x7lZYJwAtpcF89nGmabx06j+POMFwzxDA==
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

2026-09-17T10:42:57.185806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060465
observed 2175ee19dbcc4c6d1c30a01f7feff6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.166452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060465/manifest.json
observed d727d9476cee9b7395c30e70569fa109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.112441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060465/publication.md
observed 0e373382c00ff4cde799bb5c96e3f288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:57.059802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060465/publication.txt
observed 302b2e17c2ffaed385206c001a15e791...
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.