OpenTechnical

OT-2026-000102442

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102442) never changes.

Identity and time

Publication numberOT-2026-000102442 · never reused
Internal UUID01a0aea4-8589-75db-a5ea-224fd5fda6be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102442
StatusPUBLIC

Content hashes

Canonical text64ca389cc5ebdae932c5b3c6afd1430e95e4817588d5bb5839aade119d588f2f
Markdown7d21e53dfbcdc28d443c63d2c20941d8373a5e9be609db12618adec908c746f3
PDF
Publication page11ee9ef3e007ffbc51072d6b2fa25546b4bdd734c1d4a34e0f07c399f9b39ae8
Manifest9b1e02d8595fec5f4d60446fc118f4fd823463068d9902ffc7c57c20cdaa1925

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
SignaturedAJ9CNs8+BEjbGGqBHw+Vd40/NqCSZ/ovFyGKaxoDaMrb8y3HiM0LWANR0r4xlhYKpyFMlrpBNDsahILBjt7Dw==
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

2026-09-17T09:23:47.369391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102442
observed 11ee9ef3e007ffbc51072d6b2fa25546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.351055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102442/manifest.json
observed 9b1e02d8595fec5f4d60446fc118f4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.332937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102442/publication.md
observed 7d21e53dfbcdc28d443c63d2c20941d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.314564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102442/publication.txt
observed 64ca389cc5ebdae932c5b3c6afd1430e...
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.