OpenTechnical

OT-2026-000046633

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000046633) never changes.

Identity and time

Publication numberOT-2026-000046633 · never reused
Internal UUID01a0ae7e-57de-75e6-90f6-c9c4134d2098 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046633
StatusPUBLIC

Content hashes

Canonical text991266095b6ca80d8a6fe73cc68f7befb16499a237181bcd32a5688041e55338
Markdown8ffe0990308f20bb864979a973131eedb265080361870c1245d8cbef8de8ec9a
PDF
Publication pagef2ba24fa43d87dcf8e6ff99a54d17955bc30665c15adeaf693039e30545f5daa
Manifest175c4f4301b0d0a3ab16e8e344fecb7e9a813c19ab407a4d819eaa829c8199ee

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
SignatureExug9CpBjGxt4hl1lLnICiX90QIrXkYGrZdRVASlg1tO81dnVzsz9WTlgXFzFTORGlaf/eJgpfJL2zC7yAEeAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:43.207614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046633
observed f2ba24fa43d87dcf8e6ff99a54d17955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.188518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046633/manifest.json
observed 175c4f4301b0d0a3ab16e8e344fecb7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.170996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046633/publication.md
observed 8ffe0990308f20bb864979a973131eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.153566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046633/publication.txt
observed 991266095b6ca80d8a6fe73cc68f7bef...
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.