OpenTechnical

OT-2026-000079296

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000079296) never changes.

Identity and time

Publication numberOT-2026-000079296 · never reused
Internal UUID01a0ae96-0b90-7012-b04a-4427bffaced6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079296
StatusPUBLIC

Content hashes

Canonical text82eb22c261e89a768da38cc86548b0dfd900c2bb612e518e04f07a691c42e4f2
Markdowneac5934b8fecf4e77697c751ebdf995aa0f0abf4ed249c72ed7b80353cee4401
PDF
Publication page671811d8b5fbf95e83204fd304ddd6b82c6a4d4b8087885da77d1d5d336119d9
Manifest96430f7ca52f63e838ffa507339fac8a0fe99de3d665ca9036345b7f84d6c214

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
SignatureFI/hP+UPaou6/LsgdU6kFaBAAPs5lmC0A97InagrM8q8JGk3hDFc3+GcR0n/6Wf5X29+GLFnZ0Zq8abrTxCyAg==
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

2026-09-17T10:04:51.407100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079296
observed 671811d8b5fbf95e83204fd304ddd6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.388053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079296/manifest.json
observed 96430f7ca52f63e838ffa507339fac8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.370124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079296/publication.md
observed eac5934b8fecf4e77697c751ebdf995a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.353912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079296/publication.txt
observed 82eb22c261e89a768da38cc86548b0df...
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.