OpenTechnical

OT-2026-000052189

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000052189) never changes.

Identity and time

Publication numberOT-2026-000052189 · never reused
Internal UUID01a0ae83-e790-740b-9dc9-b9ae7139580c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052189
StatusPUBLIC

Content hashes

Canonical text806bd7bf9bd67c94b2b52f3c8b789acbeb816e93a6210047f52b211622ceacf5
Markdowncea8fa4cf4a4101e63f7a759b88689d7f50d2e51a4455c0370350342e80bb6a5
PDF
Publication page2bf85710475894ec0d7611679dac84bbc234f20d7fe08154ca8b79e68bccb3fc
Manifest82f3dc0ce1a4510b7264847f02538f747c0a2de62e5946952189e374bbe8dea9

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
SignatureNUd3MX+b9tCLdilNUC76Ab58D4GRaprmiAn5W6BJCH+gpphaoqooxS6tQy9YN73mfWVpdIs/XFImxMD83bvXBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:45.168314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052189
observed 2bf85710475894ec0d7611679dac84bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:45.149626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052189/manifest.json
observed 82f3dc0ce1a4510b7264847f02538f74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:45.130559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052189/publication.md
observed cea8fa4cf4a4101e63f7a759b88689d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:45.114024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052189/publication.txt
observed 806bd7bf9bd67c94b2b52f3c8b789acb...
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.