OpenTechnical

OT-2026-000088994

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088994) never changes.

Identity and time

Publication numberOT-2026-000088994 · never reused
Internal UUID01a0ae9b-8f11-712c-a02d-8b633f3e2198 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088994
StatusPUBLIC

Content hashes

Canonical text9aeb91cd571137d9ea9fe79a59957cc9dcef0f4187da2d5feae2c455e171f909
Markdown8d4921bd5c37a6c8bd54a6ca8712830db692885cf1e7f5549a74d93374d9b8ae
PDF
Publication page8fce0435c0174cc9d1848b918db29479d691ba61439116a4ee6756cdb76a9c70
Manifest10a6f87d3bf7479a94d2a5b46630c53abe69e1cd3fa1f12d3688f0f9c01780cc

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
Signature+gXmBJwrylOJnDmFJ6gtxsp1cjbzmJRFwStx05EWIbrL5IlGsueTwcd2cxjGy2zxbR2fgH2DMdP2IJdzO5gBDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:29.669436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088994
observed 8fce0435c0174cc9d1848b918db29479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.650801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088994/manifest.json
observed 10a6f87d3bf7479a94d2a5b46630c53a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.632348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088994/publication.md
observed 8d4921bd5c37a6c8bd54a6ca8712830d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.612989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088994/publication.txt
observed 9aeb91cd571137d9ea9fe79a59957cc9...
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.