OpenTechnical

OT-2026-000071883

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071883) never changes.

Identity and time

Publication numberOT-2026-000071883 · never reused
Internal UUID01a0ae92-1e93-7f01-836e-685a490a0b27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071883
StatusPUBLIC

Content hashes

Canonical text1737c0f68bede4507bb04f59dcbe1da48fd16decb9c898af7d7ef1875218544c
Markdownc162f5228e5dec5010879ec6d01343b97d631dd5eb30ffe6bf502908de71ca2b
PDF
Publication pagee9478a2250329236bd624a427b5a9b4d065352218e6a13b0fc8677cf42191a59
Manifesta4afecb5b87544ec07ca1ad1fceba1244cc7183ca98147ebce416c23424814ec

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
SignaturehqRr20gGgvWDnjeV4+NUkfW0anO3gwNIFbX3DBQO/SzZRWxifv68had74TJqnRCi291OypWh0hmQHb4ErJZFDQ==
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

2026-09-17T10:24:35.262648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071883
observed e9478a2250329236bd624a427b5a9b4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:35.243883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071883/manifest.json
observed a4afecb5b87544ec07ca1ad1fceba124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:35.224760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071883/publication.md
observed c162f5228e5dec5010879ec6d01343b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:35.204951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071883/publication.txt
observed 1737c0f68bede4507bb04f59dcbe1da4...
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.