OpenTechnical

OT-2026-000078973

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000078973) never changes.

Identity and time

Publication numberOT-2026-000078973 · never reused
Internal UUID01a0ae95-ccbe-7381-9704-efac1e08a90b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078973
StatusPUBLIC

Content hashes

Canonical text72d7d76096c7b1bed42e1d32f58cdac75b424603ba03275eb8eb2b87e6090cd5
Markdownfec7318b6d7634369159c1083a40de7c656d3c27566dcc1d8718d1e20606a900
PDF
Publication pagee7bec77e689713a393826181736f039b5a0bb1fd96aeb585846eaae37bf3ae93
Manifest5f20aa66769b0a8c57f7f9448eda74c11df69487fdba2dc793559b269d09874b

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
SignaturegBP5W00ix5/+VT8vAar38gIHnGfNY6hI36SHqWlO5hakH/8k0PgKRIeS+4R2P77Rx5Hi7FtNPKPn8Q9jWeypAw==
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

2026-09-17T10:05:48.039160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078973
observed e7bec77e689713a393826181736f039b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:48.013762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078973/manifest.json
observed 5f20aa66769b0a8c57f7f9448eda74c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.994865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078973/publication.md
observed fec7318b6d7634369159c1083a40de7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.966410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078973/publication.txt
observed 72d7d76096c7b1bed42e1d32f58cdac7...
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.