OpenTechnical

OT-2026-000103346

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000103346) never changes.

Identity and time

Publication numberOT-2026-000103346 · never reused
Internal UUID01a0aea4-e45f-7717-a5fb-235040a98b1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103346
StatusPUBLIC

Content hashes

Canonical text84ae474595f19aa33f7ac624ad8348d1e67103ec9f40001a942da1a1d16bbcfc
Markdownf2d05cbdb8e1a430a69c8e9e91c29ec2b00e2d6455915edd4a91349f08042405
PDF
Publication page21988a446550cde52eae5bed18f52c3455b48303d87707e10545ebeaafffd8d9
Manifest884857cec51551d60a06056937844920419838a432d884c0a7978d7a1b247e6d

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
Signature0n6jnAt6ejoIRoz/7eO/VPjlPouyLA0qd4k5kXjSlYBZWZQOJZDq5kuDLSJVpTTaQywmRWY2kExi0hMl5wkoAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:04.616751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103346
observed 21988a446550cde52eae5bed18f52c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.597706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103346/manifest.json
observed 884857cec51551d60a06056937844920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.578546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103346/publication.md
observed f2d05cbdb8e1a430a69c8e9e91c29ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.555564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103346/publication.txt
observed 84ae474595f19aa33f7ac624ad8348d1...
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.