OpenTechnical

OT-2026-000104316

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000104316) never changes.

Identity and time

Publication numberOT-2026-000104316 · never reused
Internal UUID01a0aea5-3420-795d-aaf7-f19b50724608 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104316
StatusPUBLIC

Content hashes

Canonical text020fd6a81f7ab9e650058cf57088e2c0594acc04dd0d955211235ebbf617be9f
Markdown94b2666d4ac3f3817ba6253385a734ea6d8d3d2f5a525a8d53ae96575cc86e0d
PDF
Publication page08e116cd539e77ca9a1909ed2e4335a5d3258e24abbb944548b0d80d7728a208
Manifesta450a979d5b21b08f7be6f18dfa8a5af6f1e81f34bc7ccc7bc01f92c7c4ba841

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
Signaturew/cnocQyguceKKT2PWvX9euP2gUC+yXtMFI+EV3cLxMz0Q5GMQuOVQ37gvkibZNtdgG1LxzLCpVxN5liujr3Bg==
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

2026-09-17T09:21:33.914419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104316
observed 08e116cd539e77ca9a1909ed2e4335a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.897512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104316/manifest.json
observed a450a979d5b21b08f7be6f18dfa8a5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.879069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104316/publication.md
observed 94b2666d4ac3f3817ba6253385a734ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.860849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104316/publication.txt
observed 020fd6a81f7ab9e650058cf57088e2c0...
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.