OpenTechnical

OT-2026-000051347

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000051347) never changes.

Identity and time

Publication numberOT-2026-000051347 · never reused
Internal UUID01a0ae83-2741-785f-a001-bf3cd458c999 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051347
StatusPUBLIC

Content hashes

Canonical textc7f572c01d1cb2d8c53ee9a3f5dff5cb78e1a613913ea28237d7ff1e3992f2c7
Markdown53d1226137d38961c45c57c41c3d02d4ead6dee481b77be64aa51b33fc883771
PDF
Publication page51ce7484db811d44001fafa853e5f25d82ba612f1226271d4263ce8ad63df93f
Manifest73dfab82168c816d619ac5c9c4bcfe64f8244cd39002843421c2c96fa62d54c8

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
Signature52ncHlKDercZoSg8hE7HEiArdpdGgyWGVji77uQQw7b/BVpt0Smn2zbXp4wZ87XEoShMbhtLP5hfRNz2Ckl7Cw==
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

2026-09-17T10:59:14.000894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051347
observed 51ce7484db811d44001fafa853e5f25d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.983807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051347/manifest.json
observed 73dfab82168c816d619ac5c9c4bcfe64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.965011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051347/publication.md
observed 53d1226137d38961c45c57c41c3d02d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.946633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051347/publication.txt
observed c7f572c01d1cb2d8c53ee9a3f5dff5cb...
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.