OpenTechnical

OT-2026-000027786

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000027786) never changes.

Identity and time

Publication numberOT-2026-000027786 · never reused
Internal UUID01a0ae72-a4a4-7ed8-8341-850352a9e66c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027786
StatusPUBLIC

Content hashes

Canonical texta4c4ee3ae1acaf41b06814da62f4d694a2ceb4412cf79dbfafd9566840e38c8a
Markdowne748db362006bd2266c9164be729b559bf3a5daf48405f8fe67159a982342846
PDF
Publication pagee94121806f6f70decc849d69274a6f34427fe1db917c84258ee95841cd28ecf7
Manifestaa9a847a82e2c39ca9ecdd635da37a455b548d221492d26f4e79a25e4586db6a

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
SignatureYp0zbnm5tXsOOZBXal+tnP+GnbYKzrZGXVDIjRfai7pUQOnkX2s4etLffsiUZSjFb3k1YsBUSE2kyBuZ0ne7Cw==
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

2026-09-17T11:41:49.835324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027786
observed e94121806f6f70decc849d69274a6f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.818496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027786/manifest.json
observed aa9a847a82e2c39ca9ecdd635da37a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.799880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027786/publication.md
observed e748db362006bd2266c9164be729b559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.780864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027786/publication.txt
observed a4c4ee3ae1acaf41b06814da62f4d694...
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.