OpenTechnical

OT-2026-000014275

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down

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-2026-000014275) never changes.

Identity and time

Publication numberOT-2026-000014275 · never reused
Internal UUID01a0ae6d-b279-7146-ace6-da95b16cc561 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014275
StatusPUBLIC

Content hashes

Canonical text469886a57ab3203e0226c63740460fd53d05ad843fa93a24a6328b5a7f1c44c1
Markdowndd85c2f525db72ab9b353b503818cf502c90c9a5a0cd28b279328db6b2bdcea6
PDF
Publication page21acdade96749200df1854b626fd71fe89486f4cf7f5b0fef6450c4fdc6da7bf
Manifest38a1df829029950ed052190404f7d412f65b07f040f472b558072aaedd5d862a

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
Signature0ODKNeDnq1XNVCo0k5XPtBw3ntyzZP9X8avWlLWMG0t4j9wytbJ0udx/oRP3pDf6xdwfnn+y8B2jmd0JpEpcCw==
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

2026-09-17T12:07:29.269744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014275
observed 21acdade96749200df1854b626fd71fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.250246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014275/manifest.json
observed 38a1df829029950ed052190404f7d412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.229807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014275/publication.md
observed dd85c2f525db72ab9b353b503818cf50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.209979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014275/publication.txt
observed 469886a57ab3203e0226c63740460fd5...
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.