OpenTechnical

OT-2026-000086040

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000086040) never changes.

Identity and time

Publication numberOT-2026-000086040 · never reused
Internal UUID01a0ae99-e82b-7a61-bbd4-c7d61cd3a123 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086040
StatusPUBLIC

Content hashes

Canonical textb4760fead04eac5317b21cf063854e5452f4c2cc732852bffe3aba940e681209
Markdowne0b8ae9de18ed6321f7e32684687f6c5cb31f3a680e9191e22a42eaabf44e446
PDF
Publication page5dc23f757d77057aa95190110ba19a39033113e5a034f0c46e604f25e6359394
Manifestf8dac7a5a2e77c5b54248d1b4d9181b21b401dffd1ac221e14ffb4f01c3c6dfb

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
SignatureKCBrB6ud5CjYkyWfE2kMFYJUGzq1XJscUrbGE9zI4F8AIIa56asQyl6HFOL+6NXiKb5EHlQH3gSwdg9jCkRWAA==
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

2026-09-17T09:53:01.967807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086040
observed 5dc23f757d77057aa95190110ba19a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.950580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086040/manifest.json
observed f8dac7a5a2e77c5b54248d1b4d9181b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.932649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086040/publication.md
observed e0b8ae9de18ed6321f7e32684687f6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:01.913997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086040/publication.txt
observed b4760fead04eac5317b21cf063854e54...
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.