OpenTechnical

OT-2026-000048755

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000048755) never changes.

Identity and time

Publication numberOT-2026-000048755 · never reused
Internal UUID01a0ae80-c32c-7734-a178-15e67bed49de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048755
StatusPUBLIC

Content hashes

Canonical textc51db030845252e0a3cccc01837e652018beb77213d66ff5ae5c6a9969ae3200
Markdown8407cc0133921611ebdc00f77b7cc341a7cddd0b8b09da424461e418ea79bd8d
PDF
Publication pagee4388baa35517f45942a74d1783f7e606c39f3b9b00f8b87c1424a33612fbd98
Manifest8edb0995f6e255c9fd8622177ef69131d65e0bada2d1f6880a5948da45f44acc

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
Signature7CSc3+whEyzn2lhVPXzs2PehGD3f6RPShFrwqMi9pW+KomjzQnucZAIEqmcXsa7rp9vJuyq4uwjQpTOt7ZLLBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:25.715151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048755
observed e4388baa35517f45942a74d1783f7e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.688202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048755/manifest.json
observed 8edb0995f6e255c9fd8622177ef69131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.662770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048755/publication.md
observed 8407cc0133921611ebdc00f77b7cc341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:25.634441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048755/publication.txt
observed c51db030845252e0a3cccc01837e6520...
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.