OpenTechnical

OT-2026-000103324

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000103324) never changes.

Identity and time

Publication numberOT-2026-000103324 · never reused
Internal UUID01a0aea4-be3f-7d49-a908-cb4f3da9f601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103324
StatusPUBLIC

Content hashes

Canonical text2bc604658293d8b898328c47a2f2c53cfc0b21f06880e147c1c314b8d11d89ee
Markdownb0db3243571534a9edac020b2842743591456d5afd6cbc2fe6387c46020ca679
PDF
Publication page6df49847b8cd7c7deac79063627346d468a22a6a366f27c0fd8099d54bd79611
Manifestc1d5f2b2ca354af679e6f98ba19a4e9e4a9889301c7acf6bd0d8f25f04065493

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
Signature61kMMt0Uf9JCdK0d7ciXG9R0gNdanAvQBleI6OlKAiVjKiaNT/MeWFTxcURX1QRjGlvAEbTRE3HD67O/KHShCw==
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

2026-09-17T09:23:34.606913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103324
observed 6df49847b8cd7c7deac79063627346d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.587660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103324/manifest.json
observed c1d5f2b2ca354af679e6f98ba19a4e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.570114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103324/publication.md
observed b0db3243571534a9edac020b28427435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.552080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103324/publication.txt
observed 2bc604658293d8b898328c47a2f2c53c...
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.