OpenTechnical

OT-2026-000085307

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000085307) never changes.

Identity and time

Publication numberOT-2026-000085307 · never reused
Internal UUID01a0ae99-aaaa-76aa-aca5-ee46bf7e3395 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085307
StatusPUBLIC

Content hashes

Canonical textd473a5f2bae298221a84bd34a30fd4a5c15ddb7d6fd212a09440f12856c16da9
Markdown4c6dcfb1899191ba3272c8905813963e3a7f6e4d4c20164574e62dfeb63898bd
PDF
Publication page728eae62e188c1f91bf9e85ca067b89c585f201d600e38832f8a66a6dbd26930
Manifestf758bbe0bd7f1db13e1f9deb0943f7ff4ba0bcf839abf24a99d724cc20acfc24

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
SignatureGSSQQVYJZMsrVPWKuFTO7Km/A/2tQIVuWlxTLBWPJl96Fsg/9Z58O5HPoe4TF+KuJa1e6Fq4mvj7gOKOGhVJAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:01.563266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085307
observed 728eae62e188c1f91bf9e85ca067b89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.547946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085307/manifest.json
observed f758bbe0bd7f1db13e1f9deb0943f7ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.528013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085307/publication.md
observed 4c6dcfb1899191ba3272c8905813963e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.511471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085307/publication.txt
observed d473a5f2bae298221a84bd34a30fd4a5...
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.