OpenTechnical

OT-2026-000017627

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000017627) never changes.

Identity and time

Publication numberOT-2026-000017627 · never reused
Internal UUID01a0ae6e-96f9-7769-b5cf-36a95886e2a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017627
StatusPUBLIC

Content hashes

Canonical text2feb5c43f497b9deee062665a402c174d573b09eec53aea929504ac6500cd1e6
Markdown4d95c4918aa9b79a82a0133aa87d8f832a030c1a46cf29aadbcca137bbb3e4e5
PDF
Publication page208f6c4fc80888f6007f900d0ec8462cf17b999cc4e5c4135fd615844233bad0
Manifest617530ec068b01742b847b58c0c7947fd94d61d7ee45cc96bf7ab2ce81d3230d

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
SignaturePviDZYYw+/J0Zc3NAWqVQX41VWFVeXXU+YFZYxUsc6V25w2rwjqmAan1SKKYsnyI3ie1o6AhAVu0f2MbuAgUBg==
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

2026-09-17T12:01:26.289290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017627
observed 208f6c4fc80888f6007f900d0ec8462c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.271209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017627/manifest.json
observed 617530ec068b01742b847b58c0c7947f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.253559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017627/publication.md
observed 4d95c4918aa9b79a82a0133aa87d8f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:26.236352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017627/publication.txt
observed 2feb5c43f497b9deee062665a402c174...
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.