OpenTechnical

OT-2026-000041306

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off after 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-2026-000041306) never changes.

Identity and time

Publication numberOT-2026-000041306 · never reused
Internal UUID01a0ae79-b144-71d4-bb00-2d9c318feddc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041306
StatusPUBLIC

Content hashes

Canonical text5d272dca89f817a1a8294ec6513c531ae7945e85fc64e6726bc903594138d3b4
Markdown36df227bac1392dc1bee6cf1d41ceda19b0fe9f7e698ae0e53bf5518b394bb40
PDF
Publication page6e9ab04827d62e3bc9d33fdc7f5adf86a7ba938ee672b05bc389c9800effea4e
Manifeste514ed6fc3e8ea853ae1ff7cd10bf8f36318a0fbd995c82e521482ad5d69555a

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
Signatureteh8zzHGRXLC4GLqyPPjiXzvFhx2dYXYUdAaD4GEfwytnX1AsOF1Xmmu65Qiu27+d/1L6zjfIYA8egGeaD3pBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:17:17.463849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041306
observed 6e9ab04827d62e3bc9d33fdc7f5adf86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.446852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041306/manifest.json
observed e514ed6fc3e8ea853ae1ff7cd10bf8f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.426443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041306/publication.md
observed 36df227bac1392dc1bee6cf1d41ceda1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.406465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041306/publication.txt
observed 5d272dca89f817a1a8294ec6513c531a...
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.