OpenTechnical

OT-2026-000092622

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000092622) never changes.

Identity and time

Publication numberOT-2026-000092622 · never reused
Internal UUID01a0ae9d-b5fe-7022-988e-094eeb5ec81e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092622
StatusPUBLIC

Content hashes

Canonical textad792a3eae608e806dc80bcb8e350a6f5c7fb66c25004d6ba3f4ec323f4f06f2
Markdown673b1eb1598c2dcdee7559d5bda69dc42565e7dc43c3ccae6443a7331d9f8ef8
PDF
Publication page0f6484f80d9abd34e7a87786dad3e8bdbaa5d42be4d64bd8fcf3636f74268dc0
Manifest36d4c99854df32f37f20dd263eb1e47be571cd8f98efd4834e26df0af54895af

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
SignatureTXZx3ymwQwkwtXq5yiieb7lV8CG9Q2KjNvMU3EG7vh3qKniFMMmmsjC7VkUjewvdOFL8oHnl8Ec47BXTtf0kDw==
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

2026-09-17T09:41:13.312999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092622
observed 0f6484f80d9abd34e7a87786dad3e8bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.296091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092622/manifest.json
observed 36d4c99854df32f37f20dd263eb1e47b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.277455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092622/publication.md
observed 673b1eb1598c2dcdee7559d5bda69dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.261211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092622/publication.txt
observed ad792a3eae608e806dc80bcb8e350a6f...
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.