OpenTechnical

OT-2026-000081118

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000081118) never changes.

Identity and time

Publication numberOT-2026-000081118 · never reused
Internal UUID01a0ae96-b977-7676-a32b-8083c2c56618 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081118
StatusPUBLIC

Content hashes

Canonical text43cf136d2819355f35f692255cc3720b8be8e229520b01b735076d8fe500cda5
Markdownb2c2c4ad8ec8c80f06f12be59f9296c023840b41f2b8d4861c61365a4d177685
PDF
Publication pageacd675c3be1c92c55d60f1720a404da3ee139266236bf654cd2cb4d5fd05ddc9
Manifest3267e1834fb85db3823f331a83ebc2a4f1db4dd1a9688754d9f5ebbbd59ff14a

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
SignatureV34t2t2nFoP+RoO47ylmENSKi/2ud35IGHxk7o6FY/L4a3qyi2QOf0hS8ltGyRO/CF11ExswDx8lsd+SHdi8CA==
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

2026-09-17T10:02:25.677834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081118
observed acd675c3be1c92c55d60f1720a404da3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.660768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081118/manifest.json
observed 3267e1834fb85db3823f331a83ebc2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.643455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081118/publication.md
observed b2c2c4ad8ec8c80f06f12be59f9296c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:25.625324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081118/publication.txt
observed 43cf136d2819355f35f692255cc3720b...
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.