OpenTechnical

OT-2026-000104127

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000104127) never changes.

Identity and time

Publication numberOT-2026-000104127 · never reused
Internal UUID01a0aea5-341f-7d0a-a7e2-694274a425d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104127
StatusPUBLIC

Content hashes

Canonical text983e45b91902f643d4ac79a99adb2356045013890736520b429d55bf0109b8a2
Markdownd4f4670ae0c69725ace297aaeb26bfb0cb0ac1592cd25685643efb67cd00c1bc
PDF
Publication pagee748d25b7dcad04563c0531ac2bc0cfac022f2b8fe86976ab86c2e9aa7d44663
Manifestbf3341d7ac66763540d1ffb8542515a8fe179544658d739f02bddb394ef8e52b

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
SignatureLHIF0eqSWjpDxcAfDvtt3WSvPrpUPrU9pMbmqxn2bpzNOLufaXyte0YEULc1hoqArSkn7nug+guOZTOtPqqvBw==
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

2026-09-17T09:20:12.395670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104127
observed e748d25b7dcad04563c0531ac2bc0cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.379078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104127/manifest.json
observed bf3341d7ac66763540d1ffb8542515a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.360376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104127/publication.md
observed d4f4670ae0c69725ace297aaeb26bfb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.342133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104127/publication.txt
observed 983e45b91902f643d4ac79a99adb2356...
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.