OpenTechnical

OT-2026-000099530

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000099530) never changes.

Identity and time

Publication numberOT-2026-000099530 · never reused
Internal UUID01a0aea2-c975-7a4c-88e8-b5bc58a43eaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099530
StatusPUBLIC

Content hashes

Canonical text27b816164712c5e400cc6016ed4288bbebf5a0657bf13587cd8c800d368c6f73
Markdown1ca75395b1b90f54556c5f2fa3d16cf3008a7d5870276bec3e9f0850053f9da3
PDF
Publication page5f556ed55547933e736379df58d99791b3cec3d22b3f1ecf7fef9212974e80a2
Manifest6a5ff0a33ab3f17fdd197e335941fd90a5b715dd19772131d35f4ba870cfde36

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
SignaturedYwGTKQ7TSWWZmwYohZfuS0HaCzok+KFkOASBJ3D4ybJOnOxzUf1hwM0H8p82NDnSLFc/hkpr4XD1Lalx9L2Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:25.887979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099530
observed 5f556ed55547933e736379df58d99791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.870179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099530/manifest.json
observed 6a5ff0a33ab3f17fdd197e335941fd90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.851431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099530/publication.md
observed 1ca75395b1b90f54556c5f2fa3d16cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.832865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099530/publication.txt
observed 27b816164712c5e400cc6016ed4288bb...
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.