OpenTechnical

OT-2026-000063365

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000063365) never changes.

Identity and time

Publication numberOT-2026-000063365 · never reused
Internal UUID01a0ae8c-f944-737f-a814-d0c966ff638e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063365
StatusPUBLIC

Content hashes

Canonical text25385d9d7c78ad7cd2d5c33ec5ab1126c8719a8fafd31bf6ac6a125f78c048b7
Markdown6ac56c79c7f5396941a694485ca9f0df2bf830fc86eb53b93215e10eade4400c
PDF
Publication pagea76211b569148382f8638ee4b08be078639333107850bfbea4c4ed3f7ffc9b57
Manifestd54a0ddae5417fb53ecb4a399e296d51aa74abcc9396cda167d58d24ca9a586e

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
SignatureFA0thKaCx39sWlZ9jZaDiHNYozlHlSIN4JuiWHR3brIe2eYAHD//uvUBi60QOcAK3GGmvc5Ue0mFaR0kPlSjAQ==
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

2026-09-17T10:37:16.246427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063365
observed a76211b569148382f8638ee4b08be078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.227830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063365/manifest.json
observed d54a0ddae5417fb53ecb4a399e296d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.207452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063365/publication.md
observed 6ac56c79c7f5396941a694485ca9f0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.185840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063365/publication.txt
observed 25385d9d7c78ad7cd2d5c33ec5ab1126...
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.