OpenTechnical

OT-2026-000061206

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000061206) never changes.

Identity and time

Publication numberOT-2026-000061206 · never reused
Internal UUID01a0ae8b-1380-73bd-ac9f-f2f28386cfb5 · 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-2026-000061206
StatusPUBLIC

Content hashes

Canonical text634e333bcf5769c02b1d8488f65040cad4a45059dfa66944f6ddd25b19d4dd2f
Markdownaca69df1b97cd9e5eca1188d4033cbb98dc1c92fd308e3b3435e729390da6013
PDF
Publication page3137f46154fc5666e5ded3d6620a9a6d11e867e505ae51f1f03334caa1f14589
Manifeste430d7fc48a1523db79b98c827f45d1f3765ae1900a48f3a0d15523dd0684df4

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
Signatureta1mtPAEQoFUwNWDd0K2bDYlcPfKH7b8mGEWIMYKIjh+ovYTIcJKKszDY0YL2T6vGmlOXZq5k5N+Ca0ZmTWaDw==
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

2026-09-17T10:42:36.386568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061206
observed 3137f46154fc5666e5ded3d6620a9a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.365842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061206/manifest.json
observed e430d7fc48a1523db79b98c827f45d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.348722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061206/publication.md
observed aca69df1b97cd9e5eca1188d4033cbb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.328646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061206/publication.txt
observed 634e333bcf5769c02b1d8488f65040ca...
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.