OpenTechnical

OT-2026-000027324

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000027324) never changes.

Identity and time

Publication numberOT-2026-000027324 · never reused
Internal UUID01a0ae72-6997-73ae-9c9f-f9fdd0364f65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027324
StatusPUBLIC

Content hashes

Canonical text7f90d71a76b2fd2c9c9abc59ebe239d613c4d576a1e8cffe33c566948d52ff0b
Markdown5359004ed778eb526cc4fab9d5d557aa380184750cb23f398c27886e603cb8e5
PDF
Publication paged14d3797258fee3f631672c1a9366d106846aae9e2a069963c31ca4afbd97c31
Manifest6ebd11c1ae5e6cd479eedccab989b69ad8f62b8ccde59ad0aaad57233acfd7fd

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
Signature5dJQFFatrCyAGtK7C/aSRPYbx4w2VPT67cIe3NjphN6+LKbNamz8UVfGeF4DMYlGcxLmpcZVANqJt8KV2MokCw==
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

2026-09-17T11:42:43.286179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027324
observed d14d3797258fee3f631672c1a9366d10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.266971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027324/manifest.json
observed 6ebd11c1ae5e6cd479eedccab989b69a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.250521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027324/publication.md
observed 5359004ed778eb526cc4fab9d5d557aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.232466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027324/publication.txt
observed 7f90d71a76b2fd2c9c9abc59ebe239d6...
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.