OpenTechnical

OT-2026-000070711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000070711) never changes.

Identity and time

Publication numberOT-2026-000070711 · never reused
Internal UUID01a0ae91-8c2c-75d4-957a-215151197e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070711
StatusPUBLIC

Content hashes

Canonical texte94f30582af606f9091a3ba5d9f4cb86571fe755e8ec0535dbb9433a25fdd5e7
Markdownf5d07a0d5764e9f41a380febb1c91624669aa9804f17551eae44298ec6826798
PDF
Publication page17da5b920109eb20aa5d1721e9a7dd7fd8802f786c1bc07fe27c3abda2b360d2
Manifest991b6e399a3081ad7cbe8b1d141d65fa6e5b3d4bbac0771215b45cac5368db4e

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
SignaturezE5BgSp2P+zjfQiczBRBjDs8z/dmsRSM8rYUiI6UGsSRR+LRGU/2++c0PDmr6mOIgIcMfIsoqJnrw4yxOwKtCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:23.869286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070711
observed 17da5b920109eb20aa5d1721e9a7dd7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:23.851082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070711/manifest.json
observed 991b6e399a3081ad7cbe8b1d141d65fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:23.832151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070711/publication.md
observed f5d07a0d5764e9f41a380febb1c91624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:23.815215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070711/publication.txt
observed e94f30582af606f9091a3ba5d9f4cb86...
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.