OpenTechnical

OT-2026-000016323

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000016323) never changes.

Identity and time

Publication numberOT-2026-000016323 · never reused
Internal UUID01a0ae6e-2d12-7ec2-be1b-daf1cd6acbc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016323
StatusPUBLIC

Content hashes

Canonical textd45d7866fd9d0d7047169af005bf24773dd7f048eb073965f3123584f0e5a1a3
Markdowne31630bf8a5c018c9fe6ebf9c1646f9bdef0691d1ffd3d93759693a598042cd8
PDF
Publication pagea62e8f5680b8361c8207a91934ec3a1232611a0265afe400c8981e293146aa57
Manifest95c36a21ce71f07ed17ffcf6ff9aa7e53ae63339544c01e7389692f333883f68

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
Signature978Vo4AF3xDaLAf/8x48Mvi10iWDTIKM8Dapckv79Wig6v6x/82PQj6JGPOUtFuBmB/Y2deQwGCr+kY67UNBDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:49.508678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016323
observed a62e8f5680b8361c8207a91934ec3a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.490263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016323/manifest.json
observed 95c36a21ce71f07ed17ffcf6ff9aa7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.472147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016323/publication.md
observed e31630bf8a5c018c9fe6ebf9c1646f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.454281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016323/publication.txt
observed d45d7866fd9d0d7047169af005bf2477...
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.