OpenTechnical

OT-2026-000047866

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047866) never changes.

Identity and time

Publication numberOT-2026-000047866 · never reused
Internal UUID01a0ae7f-c421-7bf1-9c23-800ee9148a6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047866
StatusPUBLIC

Content hashes

Canonical text979a7ef8ad8a6624e2c6ffc280400f16a2bdab13904ab9fc3c266365a0de68fa
Markdown996791746f916f5f2df3352a858aa5afa8e24ba7efde5b594ea6276e82aed9a6
PDF
Publication page4c99133256bd66d933b83111ede13645be07e430a63eef5e80becc74a31d1549
Manifestd14a41d845294a2f81668f58ced88cca6cfea14e6e6678e2e208863ad1ddbee6

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
SignatureADDUlByQ3hyIi5K6FAD3ob/2stfUVhr6OAuQCuZiahJehaUaRVWubytAsQz30lwJsrt/J06VnH2B8xm7FbzuCg==
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

2026-09-17T11:05:47.520754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047866
observed 4c99133256bd66d933b83111ede13645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.500955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047866/manifest.json
observed d14a41d845294a2f81668f58ced88cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.481846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047866/publication.md
observed 996791746f916f5f2df3352a858aa5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.462490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047866/publication.txt
observed 979a7ef8ad8a6624e2c6ffc280400f16...
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.