OpenTechnical

OT-2026-000061170

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000061170) never changes.

Identity and time

Publication numberOT-2026-000061170 · never reused
Internal UUID01a0ae8b-1380-7d20-a482-6a786391d5c3 · 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-2026-000061170
StatusPUBLIC

Content hashes

Canonical text397669ffeebdaf28c2304ff6de7bc6bdee1c2288fe0701af63192423d04c2686
Markdownd01f877a87648bc8d16f9bf6b68958ec2b03a848c4c9e391c43a1401e165e16f
PDF
Publication page33c60533bac709daa0b7e21ecce6f64551d7ea3b94dc693d52903b49354f5eac
Manifestc3cecee1c027a6afad8385a572f9d0ab5a355befa8a0cc9bfceccd9826c4b690

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
Signature+ihWl5txwEUucz0Vhl0YoSGspHaw348HsLHFDyE2DyWIhL/ZOuHiBByjtVbbSCEGsyW7bP/gvDZ5uhQci13lDw==
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

2026-09-17T10:42:33.566384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061170
observed 33c60533bac709daa0b7e21ecce6f645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:33.547052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061170/manifest.json
observed c3cecee1c027a6afad8385a572f9d0ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:33.529020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061170/publication.md
observed d01f877a87648bc8d16f9bf6b68958ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:33.511500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061170/publication.txt
observed 397669ffeebdaf28c2304ff6de7bc6bd...
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.