OpenTechnical

OT-2026-000058939

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three 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-2026-000058939) never changes.

Identity and time

Publication numberOT-2026-000058939 · never reused
Internal UUID01a0ae89-479f-7eee-98e3-c22e2dba3bcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058939
StatusPUBLIC

Content hashes

Canonical texte2696d8d90a7717549082ce1534bfcad6e42f94371aea9b825555f75a8e1a992
Markdown7ca7cda939b401a655660c28c1c9521bd87ef3645eb76b9be149cbad00598ec4
PDF
Publication pagebdd2b6f6ec21010bb40ad4bdce39286c4731187fd0c10698447c272b7d7274cd
Manifest5e404aa420601c9cd2e33afc62de42156f233cbad49dbb4038c7860be96fe8af

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
SignaturecEpLaRLUxwP87SK3h1jI+VW+Rz3Ms34/nMxYPsEV4MqIH7iJEb4TktHU9ANDlWv7R/Mg+uOK5n+WFZeUJXAbCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:30.785781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058939
observed bdd2b6f6ec21010bb40ad4bdce39286c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.768433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058939/manifest.json
observed 5e404aa420601c9cd2e33afc62de4215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.751817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058939/publication.md
observed 7ca7cda939b401a655660c28c1c9521b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.734086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058939/publication.txt
observed e2696d8d90a7717549082ce1534bfcad...
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.