OpenTechnical

OT-2026-000044171

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000044171) never changes.

Identity and time

Publication numberOT-2026-000044171 · never reused
Internal UUID01a0ae7b-d67b-73d0-a921-3bd158d890b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044171
StatusPUBLIC

Content hashes

Canonical text58413ded6da33f426a894810a624279537895670dc010a46c309911a09e1c4e3
Markdown0f6caaf389dd300f664c251b81fc998ac7bdac198596910e0104f4a4d32ad88f
PDF
Publication page952dcaab53c5c5662f76710b7393587bb01fa39b94913c1b8dd688fbda46f6a1
Manifest67a201cdf6625020833b855d3288dfe5335bbb4c69c775f034a6d870c2f4478f

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
SignatureU+ll52AzVsnWLAa0ZgNHWD0i1p/ldje6CUe7SXrX9jncQgSJPr7xuhhs88qIgmtrS8+eb+I3RufzEOt3zf2SDQ==
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

2026-09-17T11:12:36.215274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044171
observed 952dcaab53c5c5662f76710b7393587b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.196583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044171/manifest.json
observed 67a201cdf6625020833b855d3288dfe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.174923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044171/publication.md
observed 0f6caaf389dd300f664c251b81fc998a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:36.155265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044171/publication.txt
observed 58413ded6da33f426a894810a6242795...
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.