OpenTechnical

OT-2026-000063446

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000063446) never changes.

Identity and time

Publication numberOT-2026-000063446 · never reused
Internal UUID01a0ae8c-f944-78cc-b528-bae72b79247c · 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-2026-000063446
StatusPUBLIC

Content hashes

Canonical textbb2a904a82dabecd322837a566e2eaada4ce5de104099d4254a5508b28f13fcf
Markdownff182c498c6c7fbc9542630869f35d9dfcc459ddf08ce2fa0f26183f2771dcf2
PDF
Publication pageaed7afed26db4b8dba1ca6baa1c459642f7668c4aa5512393c3e01ada7f72a24
Manifest5e225cf3d34f35dd329e6fa43fd06fbbe5900114cfb29a14756f4696046adec7

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
SignatureUPRpE3lAq2EUk+xwJJ01iVgxbP37SBBETBrQwCSM6Hw1M3x1lo1OG8bh1wtq/K700prFI2RieNwdjNOiavqOCg==
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

2026-09-17T10:37:24.389333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063446
observed aed7afed26db4b8dba1ca6baa1c45964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:24.369929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063446/manifest.json
observed 5e225cf3d34f35dd329e6fa43fd06fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:24.353407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063446/publication.md
observed ff182c498c6c7fbc9542630869f35d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:24.335986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063446/publication.txt
observed bb2a904a82dabecd322837a566e2eaad...
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.