OpenTechnical

OT-2026-000084659

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, sustained blow-off before 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-2026-000084659) never changes.

Identity and time

Publication numberOT-2026-000084659 · never reused
Internal UUID01a0ae98-e25c-7d0e-a5eb-69e5c7562ec6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084659
StatusPUBLIC

Content hashes

Canonical textcf6c22f5649e4b051a6649f6c6da8acdec9782ef56f80e3aa061c3881e343470
Markdown22e01a4e19cb11d324a3c14ca633ccdf90176b8db9355093e0936b654ecdd851
PDF
Publication page96633c67a3b90f26b2508b57bc886105267e0bf895fa2d6d0b6f0f729b589f10
Manifest5991238fe1c45432e1fa5227f3928429f5147f4b893a81ea3b08342f18ef9c87

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
SignatureZyYfdjL1VNyTgkmaUtNkISeasVvTgdkCxUaleRYZHtLcW9qPHKiUYIg5YpRyam+iqErlh0EnpuEESNe+NnWTAg==
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

2026-09-17T09:55:34.891184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084659
observed 96633c67a3b90f26b2508b57bc886105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.875205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084659/manifest.json
observed 5991238fe1c45432e1fa5227f3928429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.857780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084659/publication.md
observed 22e01a4e19cb11d324a3c14ca633ccdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:34.840852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084659/publication.txt
observed cf6c22f5649e4b051a6649f6c6da8acd...
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.