OpenTechnical

OT-2026-000027794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump 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-2026-000027794) never changes.

Identity and time

Publication numberOT-2026-000027794 · never reused
Internal UUID01a0ae72-a4a4-7e99-bb49-95637a873f7d · 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-2026-000027794
StatusPUBLIC

Content hashes

Canonical text904d4d2d89e0ae950c2aadd6f3a64502598c050be0ca102fc913361797c7b425
Markdown4f2ae2472937c1e54f8f3ee77955bd6bf8e16d8298ab464299c688285cc60cc0
PDF
Publication pagef85403fcfa21c9f16d1d1cbfba584f0b29ced795a5c00baa88794a847c555f33
Manifest06341a96fc1dbe654f74a40095672794cbfa3e993d465911375c89313dd4f4f8

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
Signaturer02zmPoSfztp49MjieHcZkl1ELEanbrmnT2cCZiRGGOZOF5SdO2YUDf2T6fEjWru/RfIdMuRYWU+3eECjGKZAA==
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

2026-09-17T11:41:50.294121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027794
observed f85403fcfa21c9f16d1d1cbfba584f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.277817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027794/manifest.json
observed 06341a96fc1dbe654f74a40095672794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.259063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027794/publication.md
observed 4f2ae2472937c1e54f8f3ee77955bd6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:50.239297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027794/publication.txt
observed 904d4d2d89e0ae950c2aadd6f3a64502...
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.