OpenTechnical

OT-2026-000061952

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000061952) never changes.

Identity and time

Publication numberOT-2026-000061952 · never reused
Internal UUID01a0ae8b-b8ad-756f-a1a2-c08b1738afc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061952
StatusPUBLIC

Content hashes

Canonical textf0170061181ec469b32cbaedfe2d7cc5a9d2d5bc6dfa30b204ef457d4f8db69c
Markdownf9c63be6ff6f6e5f8e8e4326c17e1da690390f7e3bad646991b855813952aaec
PDF
Publication pagedace3ce30e11d392b2a20c539d984b5ded76cda21a1be1ff070b9049b7297b4b
Manifest20184308fd8860e3e49023b250542045307896ec33f2332aa478fedf455e4c5a

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
SignatureYSzP72zdc7ZFCBfahysUTj3nI5YS9LQrnRIyZ6eAW0kKzNizXdqIkv7Tn2CQo6QBIfM8R0ABIAMG76CXISrQBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:51.344136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061952
observed dace3ce30e11d392b2a20c539d984b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:51.320303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061952/manifest.json
observed 20184308fd8860e3e49023b250542045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:51.294547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061952/publication.md
observed f9c63be6ff6f6e5f8e8e4326c17e1da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:51.270221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061952/publication.txt
observed f0170061181ec469b32cbaedfe2d7cc5...
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.