OpenTechnical

OT-2026-000103068

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000103068) never changes.

Identity and time

Publication numberOT-2026-000103068 · never reused
Internal UUID01a0aea4-be3d-71d3-bc50-c2fda07f427f · 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-2026-000103068
StatusPUBLIC

Content hashes

Canonical textabe9bbf73357aad40ad625e3ac98f75831192c00070f7528b8c1506d7f2d19f7
Markdownbe6714c7dc11b03cfa9003f3c3eef92e1d6e813b8238e1c567ce89dd60588646
PDF
Publication page9805f7a1024c3d27b11aa0b32fcf1c53d3e5c75bc26d4c11b9223123cb443d5e
Manifest1c6502d720499b25e9af85f2833a6b898463f9f05b180b7f658214a2807d865e

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
Signature7FsOc8BCUtNApX10c8sCbKT8a0LblhbhtE62iFydFRQ5tTDlfe4W1Kr/TW346AWqOYil59r3dh9PY3jdwB1UBQ==
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

2026-09-17T09:23:11.674056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103068
observed 9805f7a1024c3d27b11aa0b32fcf1c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.656327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103068/manifest.json
observed 1c6502d720499b25e9af85f2833a6b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.637626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103068/publication.md
observed be6714c7dc11b03cfa9003f3c3eef92e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.619760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103068/publication.txt
observed abe9bbf73357aad40ad625e3ac98f758...
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.