OpenTechnical

OT-2026-000069274

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069274) never changes.

Identity and time

Publication numberOT-2026-000069274 · never reused
Internal UUID01a0ae90-b528-7bf0-a9d4-7b07c955ccd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069274
StatusPUBLIC

Content hashes

Canonical text4c772f2e80792736df484a9055dd8a7caa5e47f2aed5f25b32ac39f5164ed38e
Markdown9c24ef4161ab0c936bd0f8eaafdcd2e000af0008f42692b83a904c0e752bf3ff
PDF
Publication pagebc36314deb26c5991117fb191e2b0a227c50e3729c402e2ef0feb2eeb0cb9e84
Manifest71813ac05bec413b6f773526aa6a3fd24f4b5d107d6a7ada01d064a481002f32

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
Signaturex3oabesK/6QOTOrZrjFeMyHN35gW5OLmRvTxkFD3W1oOr2JT813rtW7RUqfcIBw/Kx3lZh4d0EHBf+tchF/oAQ==
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

2026-09-17T10:27:19.693978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069274
observed bc36314deb26c5991117fb191e2b0a22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:19.643602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069274/manifest.json
observed 71813ac05bec413b6f773526aa6a3fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:19.624959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069274/publication.md
observed 9c24ef4161ab0c936bd0f8eaafdcd2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:19.575381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069274/publication.txt
observed 4c772f2e80792736df484a9055dd8a7c...
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.