OpenTechnical

OT-2026-000060101

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000060101) never changes.

Identity and time

Publication numberOT-2026-000060101 · never reused
Internal UUID01a0ae8a-5a71-7a01-8ebc-afa678f2c48f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060101
StatusPUBLIC

Content hashes

Canonical texta16dbd3b5b1fbbe38dd51a643cf9d96f174f75d6bb0b06f9a8eee4f26ed7e271
Markdownee8bfce7e531bb82ccbfe034d82d9fb443b324f8dde10d86978dada42e754b1c
PDF
Publication page7163cda3f97c36ba9aa45aa111ca3a90e78f7e62566358f76fd71c679564886d
Manifesta45da98dce2728bc3b7c033d578abab03b99f90ccf1c101135f937b41f014464

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
Signaturej2dFUa76Jjcju+kREoDzUi//KOuuN8zpLOjC1HGCnqmCFdHFnsQKStmFEAvGNg1qAQb+uNX8xKkMJiBoNXG+CQ==
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

2026-09-17T10:43:44.691306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060101
observed 7163cda3f97c36ba9aa45aa111ca3a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:44.673048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060101/manifest.json
observed a45da98dce2728bc3b7c033d578abab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:44.654918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060101/publication.md
observed ee8bfce7e531bb82ccbfe034d82d9fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:44.635656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060101/publication.txt
observed a16dbd3b5b1fbbe38dd51a643cf9d96f...
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.