OpenTechnical

OT-2026-000064869

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000064869) never changes.

Identity and time

Publication numberOT-2026-000064869 · never reused
Internal UUID01a0ae8d-debc-72b6-bba0-74fbea6e2825 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064869
StatusPUBLIC

Content hashes

Canonical text50e0b9c14826950eba6eb2a77607cd0f018dbf8bf9e19a3adb4acb775a9bf6ac
Markdownf395f4aee77b7dd1f6ff3ecf24daa171e3af6f2cb35045b13628c48075f092b5
PDF
Publication page0fd305291672f0c4e49719fdce4df586052e35d3c00f9a4552d050688df3f2e1
Manifest16557c03b5aabfea11d5999a45064570471865b43c9222494d5b4444b70878a6

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
SignaturebhrCx0TvFcLvvsMkZJyy2/8DC9t2mN4P+Dr3Kqe2P1k6lFANqw7v4czxoZVbEvP7NQ3XvkFyTNZIfagAztw6DQ==
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

2026-09-17T10:35:47.370130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064869
observed 0fd305291672f0c4e49719fdce4df586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.351612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064869/manifest.json
observed 16557c03b5aabfea11d5999a45064570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.333443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064869/publication.md
observed f395f4aee77b7dd1f6ff3ecf24daa171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.316106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064869/publication.txt
observed 50e0b9c14826950eba6eb2a77607cd0f...
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.