Pith Number

pith:RJ743E34

pith:2019:RJ743E34M6U2EB23VGO4CHCQZI

not attested not anchored not stored refs pending

Dynamic Programming Method for Best Piecewise Linear Approximation for Vector Field of Nonlinear Boundary Value Problems on the Interval [0, 1]

Duggirala Meher Krishna, Duggirala Ravi

arxiv:1906.10403 v2 · 2019-06-25 · math.NA · cs.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJ743E34M6U2EB23VGO4CHCQZI}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:40:29.964628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7fcd937c67a9a2075ba99dc11c50ca2db6d2be73267fa7141089445c4fc22d

Aliases

arxiv: 1906.10403 · arxiv_version: 1906.10403v2 · doi: 10.48550/arxiv.1906.10403 · pith_short_12: RJ743E34M6U2 · pith_short_16: RJ743E34M6U2EB23 · pith_short_8: RJ743E34

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RJ743E34M6U2EB23VGO4CHCQZI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8a7fcd937c67a9a2075ba99dc11c50ca2db6d2be73267fa7141089445c4fc22d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de9e8346e00be2116e7ab1ba4041f3963bff2346a83399d2acc5c6726288382e",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-06-25T09:20:01Z",
    "title_canon_sha256": "774dd66a7c974ffe185b8627ece190ce10070e0450e470546b47a6f609dc1af3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10403",
    "kind": "arxiv",
    "version": 2
  }
}