OpenTechnical

OT-2026-000103084

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000103084) never changes.

Identity and time

Publication numberOT-2026-000103084 · never reused
Internal UUID01a0aea4-be3d-7bbf-b0d9-93179abd967c · 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-2026-000103084
StatusPUBLIC

Content hashes

Canonical text85f7167ac6aa8afd67f6695b5beba9e29f26ad05711eed7c903c24a47faf2ae2
Markdown708747e444638156ce106864bfa4ce363df4fcb5a94774f33eb14e2fa8b656d6
PDF
Publication pagea2f530687a199917d62f6be03ba2d67f8c2a2dc69ccd5c55125da1d9aeec3b40
Manifest89f5e8958ddbf196b298a0527e75b1afe4da4e978f5c688a14fa4638bb0b0363

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
SignatureDAIJ6zonRoIKYg9hU0kMZao6iZzbsMGAJkt3gLkadp2rylg6DZI9oBBY6Tl7IZNwUfzzSZfZR9PMs5U4K4XWBw==
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

2026-09-17T09:23:12.607776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103084
observed a2f530687a199917d62f6be03ba2d67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.590330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103084/manifest.json
observed 89f5e8958ddbf196b298a0527e75b1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.572524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103084/publication.md
observed 708747e444638156ce106864bfa4ce36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.554627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103084/publication.txt
observed 85f7167ac6aa8afd67f6695b5beba9e2...
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.