OpenTechnical

OT-2026-000075497

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000075497) never changes.

Identity and time

Publication numberOT-2026-000075497 · never reused
Internal UUID01a0ae93-f202-7cef-82ea-d788603b0629 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075497
StatusPUBLIC

Content hashes

Canonical text91b283933ea888be3d5a7f8376fcfb531ea43cc78c82f48ff75a1ed4c8bf7f3b
Markdown29527a3dcb89e10c3cdb9556cc9c6835d3985f6c9f611cb6f1e6cc1f8c43aad3
PDF
Publication pagee6ddc1491f05abf196616aabb19e410b53210898c845177b77f97278ea5a2621
Manifest06d9fe95952f26df1a55c419120507224f7e496d40d9067ee1b67352d99dec17

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
SignaturezS5etYndAdpK/9YKXOF0dIHOFnuMqsRFirPdi7WfJDf/A4pTxQt+QnvwIAs3qWKi50SIGLFSrdbV2ipp1XydDQ==
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

2026-09-17T10:17:53.801824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075497
observed e6ddc1491f05abf196616aabb19e410b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.783135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075497/manifest.json
observed 06d9fe95952f26df1a55c41912050722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.764278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075497/publication.md
observed 29527a3dcb89e10c3cdb9556cc9c6835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.744539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075497/publication.txt
observed 91b283933ea888be3d5a7f8376fcfb53...
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.