OpenTechnical

OT-2026-000027710

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000027710) never changes.

Identity and time

Publication numberOT-2026-000027710 · never reused
Internal UUID01a0ae72-699a-7720-a6e5-e7e8d9f3ee03 · 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-2026-000027710
StatusPUBLIC

Content hashes

Canonical texted6e5e2f14c1a30e5192eea249646ed1423114405a1dfa3f3e7bb71970e87e6e
Markdownbaad9f08c361c4cba7c82115c105ba402286a628731ebee8a41b896d00fc98fe
PDF
Publication page7dcb346c6a8ef52903312b12ab904ca00e187a41efccb6af554316e75739ac6c
Manifest4b1a52375541da7fea3d4a93dee2a519872162784cc1d0db1605bb508f886309

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
SignatureI6IXjZfAs13C6ffDLIOtXqh+9hBZ0ZgGzOBU/PEjgfBCppTa5UaLpIbGYj+OV2erlTeyJ9Vz7wVXeQVq5gFcDw==
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

2026-09-17T11:43:15.806545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027710
observed 7dcb346c6a8ef52903312b12ab904ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.789351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027710/manifest.json
observed 4b1a52375541da7fea3d4a93dee2a519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.771434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027710/publication.md
observed baad9f08c361c4cba7c82115c105ba40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.753726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027710/publication.txt
observed ed6e5e2f14c1a30e5192eea249646ed1...
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.