OpenTechnical

OT-2026-000032134

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000032134) never changes.

Identity and time

Publication numberOT-2026-000032134 · never reused
Internal UUID01a0ae74-f7a5-7799-8212-a8420029b548 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032134
StatusPUBLIC

Content hashes

Canonical textf7eff95e9201c7ab9e2729bff834f9a63cb557fa0ad9ac5960c9dce536aa8c46
Markdowndd48f5eea369e7dc523da359a2426130ec1938ea032fc255e878722c68fa99fa
PDF
Publication page60065f61004926d8b9b72d3c5f376e610f63e06d21d6438d01c43909b4bbdac4
Manifestdf3af4c3a3e43baf8d086ecfbbe811237fa85d9b64e7ee0fa9e4d08fcb983be5

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
SignatureC1n0Itx0JdB6LNSZVtrP7JKI16hFGd3jSbl8IQQ3/VXuwnQ/0p1nU6u16XCBZ7oiIjDLiVGY1OD+E+axCZo8Ag==
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

2026-09-17T11:34:27.207010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032134
observed 60065f61004926d8b9b72d3c5f376e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.189654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032134/manifest.json
observed df3af4c3a3e43baf8d086ecfbbe81123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.172247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032134/publication.md
observed dd48f5eea369e7dc523da359a2426130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.155663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032134/publication.txt
observed f7eff95e9201c7ab9e2729bff834f9a6...
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.