OpenTechnical

OT-2026-000082865

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000082865) never changes.

Identity and time

Publication numberOT-2026-000082865 · never reused
Internal UUID01a0ae97-8cca-7dab-aff0-ad8f99b2c5ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082865
StatusPUBLIC

Content hashes

Canonical text889b3ca4d59257e3d41c90a2cf37df4d9712b50306c6668f4285bef2a0d328ce
Markdown36eacc8a134c9dd8dc3f8200602505779746c202eba0ad4323f49ee00a60ae67
PDF
Publication page3e643aefd18738f672ee82111f878a1cbd3baf73a75f77fcd4ec4df7fc9b964d
Manifest288e8aac530446a8bd121ed653d6c1db08df85b8ff6271befdcca98491c38b62

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
SignatureoA8EsT/s2kxS4Mm5MJR7K9hhEtUK16xaaAvkh27TVX7wJ7iDrLSqYTAr0OcERzF3Y+QuXG5Rb3ZE7HvCUkDNBg==
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

2026-09-17T09:58:32.727894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082865
observed 3e643aefd18738f672ee82111f878a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.712342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082865/manifest.json
observed 288e8aac530446a8bd121ed653d6c1db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.694243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082865/publication.md
observed 36eacc8a134c9dd8dc3f820060250577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.677573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082865/publication.txt
observed 889b3ca4d59257e3d41c90a2cf37df4d...
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.