OpenTechnical

OT-2026-000052558

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000052558) never changes.

Identity and time

Publication numberOT-2026-000052558 · never reused
Internal UUID01a0ae84-573b-7945-9390-0d3e7abd5409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052558
StatusPUBLIC

Content hashes

Canonical text99597a9544a185343267d479b81aeb8e8f0d885c47f4684043b344a75891c369
Markdownb41d64eaa44d1829012485433f3ac02271d9a51f6daead563ad2b6e827eda6dc
PDF
Publication page8f570af192b0b3a6f11516df03473a6949327d78827a24df043528a4c9b52126
Manifestebfde970ed17b559ada910cbcbe6cc2a67199d474ce46df99b6ddd5a560fedfa

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
Signatureu6F2vWBqCr/k/dXgWuKa9fL5otVs8Rg4tOQk8FK+FsPeeEhZAR2OZ99DeR6cLs21pg5mjkOQwEuSvhb4FREIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:12.859696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052558
observed 8f570af192b0b3a6f11516df03473a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.841961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052558/manifest.json
observed ebfde970ed17b559ada910cbcbe6cc2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.825150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052558/publication.md
observed b41d64eaa44d1829012485433f3ac022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.806226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052558/publication.txt
observed 99597a9544a185343267d479b81aeb8e...
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.