OpenTechnical

OT-2026-000086934

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000086934) never changes.

Identity and time

Publication numberOT-2026-000086934 · never reused
Internal UUID01a0ae9a-80a5-71b0-9ac3-9f9aa5bc885a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086934
StatusPUBLIC

Content hashes

Canonical textb1a7bf1d1008c159f1a25cee167fbd0151280c7630f6953bffd41cc97edfb2d2
Markdownee73237bcea6e6181e05d4ca8714eda37370ea11df4c4743695edc38ac86cde3
PDF
Publication pagea5866309bf98f98909a32b209dba0759b5b9d26337d046b3cae9e8ceb1c9c46f
Manifest06e9fec22948c09806d1b0c10c2711dde08275e7d4d17ce16631c461c35907f8

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
Signaturegw0qEGYPvTxS6bUXkXjBHZSvuhb5qo9lkwwEaFojpQv96lHbH3rm5daDOfvKNDXCvfLRI3F6E0gM8k3YofxRAw==
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

2026-09-17T09:51:47.587038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086934
observed a5866309bf98f98909a32b209dba0759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.567950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086934/manifest.json
observed 06e9fec22948c09806d1b0c10c2711dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.551913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086934/publication.md
observed ee73237bcea6e6181e05d4ca8714eda3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.534069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086934/publication.txt
observed b1a7bf1d1008c159f1a25cee167fbd01...
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.