OpenTechnical

OT-2026-000027774

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-2026-000027774) never changes.

Identity and time

Publication numberOT-2026-000027774 · never reused
Internal UUID01a0ae72-a4a4-758e-8907-85100e2571cc · 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-2026-000027774
StatusPUBLIC

Content hashes

Canonical text5a6e975cdcab0115e2cd9401c66a8bd41e41af31eb023f5ae80650973178e294
Markdown75b5decad32b2a3bb85bb5fa28e5313141fe8094970ed98ab9c75f728dee9dc9
PDF
Publication pagef554427a62db5e7fdeb86b7a075e43f0b1e0bdeae0050d81ff739e827377bb98
Manifestf17e44e569b5db2e91575f438b925d2a313980a8df29283c857233712a92d849

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
SignatureBEPEINZTSop87BR26TuB0ZjUstZy2PDxRUHgZJEj76g2SLU3/ika5TCyrPEQZ+618hMRAy4THH1+XMHfTyRVAA==
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

2026-09-17T11:41:49.333486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027774
observed f554427a62db5e7fdeb86b7a075e43f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.316383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027774/manifest.json
observed f17e44e569b5db2e91575f438b925d2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.297116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027774/publication.md
observed 75b5decad32b2a3bb85bb5fa28e53131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:49.280115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027774/publication.txt
observed 5a6e975cdcab0115e2cd9401c66a8bd4...
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.