OpenTechnical

OT-2026-000060717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, 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-2026-000060717) never changes.

Identity and time

Publication numberOT-2026-000060717 · never reused
Internal UUID01a0ae8a-b7ce-7938-9758-3b81fe31e084 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060717
StatusPUBLIC

Content hashes

Canonical text2d086a756a7bdf94e9bfcf3a9c405e4bba3d3ac715fdd5180f39336884b46b3a
Markdownfc9d5eca0b9e58c7b4f00a4b7b869f3e7e36fd0aa7f2ca5c8e8e4b23367094bf
PDF
Publication pageaccc5267c13dd24c9de23eff5e84a6f925c695806ab52e39a14c36182376feb3
Manifest3b4ded08a14b15d5d83ec81b124b98a468e8967ae0da88653b6a5616047d3570

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
SignatureVfcH2E/1DRASffbp3bTf2LYdnyPfPOIx79bj/dc2nIHCbI+zkqRmQvxSvvNFbDn6ti58rioRKV0LTpVVW+BbAA==
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

2026-09-17T10:43:26.786674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060717
observed accc5267c13dd24c9de23eff5e84a6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.763078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060717/manifest.json
observed 3b4ded08a14b15d5d83ec81b124b98a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.742846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060717/publication.md
observed fc9d5eca0b9e58c7b4f00a4b7b869f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.998267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060717/publication.txt
observed 2d086a756a7bdf94e9bfcf3a9c405e4b...
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.