Pith Number

pith:ESVL3AFK

pith:2006:ESVL3AFK4ENAMZPCGKX3SOSQSF

not attested not anchored not stored refs pending

The inverse scattering problem for metric graphs and the traveling salesman problem

Robert Schrader, Vadim Kostrykin

arxiv:math-ph/0603010 v1 · 2006-03-02 · math-ph · math.CO · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESVL3AFK4ENAMZPCGKX3SOSQSF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-07-04T14:53:55.810075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24aabd80aae11a0665e232afb93a509173f63eb031114d7d04f772dc37f362cc

Aliases

arxiv: math-ph/0603010 · arxiv_version: math-ph/0603010v1 · doi: 10.48550/arxiv.math-ph/0603010 · pith_short_12: ESVL3AFK4ENA · pith_short_16: ESVL3AFK4ENAMZPC · pith_short_8: ESVL3AFK

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/ESVL3AFK4ENAMZPCGKX3SOSQSF \
  | 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: 24aabd80aae11a0665e232afb93a509173f63eb031114d7d04f772dc37f362cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a742004cc5890ce4acb81b34e41445540ddf2c0a8a09ed41f7bba0c6720333a0",
    "cross_cats_sorted": [
      "math.CO",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2006-03-02T22:08:09Z",
    "title_canon_sha256": "d134fb4ee723e9221ad06a1f7d1c53078f6f921fb094b44877e8cf89375e7479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0603010",
    "kind": "arxiv",
    "version": 1
  }
}