OpenTechnical

OT-2026-000101930

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101930) never changes.

Identity and time

Publication numberOT-2026-000101930 · never reused
Internal UUID01a0aea4-50f1-78a9-9375-482e24c9a1ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101930
StatusPUBLIC

Content hashes

Canonical text25bf72b918c068a3933fa43f0d189552a5093101137a483a9d2391faa2001b32
Markdownd391bf85d9f8cfae8db473aba481bc62d0b59af1581516d6793988287d3c6b38
PDF
Publication page9597a458f84a47eb164dad2f79760e5ec86c66d0ed59dc2333b5e08f984ce05e
Manifesta939294c7d10c2f64be9a14feeec5c59d9448c41378270b729b0fc4f81ba65af

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
Signaturet9qHZJPfR1cdhQdFjsczJ8jRI9T/1mRqQ5ZMGMbNRvKMcVTyijrqwmCM2hWZRVerREdFNd6YdKOxSOLs5BJEAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:02.540952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101930
observed 9597a458f84a47eb164dad2f79760e5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.519291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101930/manifest.json
observed a939294c7d10c2f64be9a14feeec5c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.502296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101930/publication.md
observed d391bf85d9f8cfae8db473aba481bc62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.483860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101930/publication.txt
observed 25bf72b918c068a3933fa43f0d189552...
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.