Pith Number

pith:UQZJQL7T

pith:2014:UQZJQL7TFM6JISGIUCM7TN7RIY

not attested not anchored not stored refs pending

Combinatorial Proofs of Identities Involving Symmetric Matrices

Samantha Dahlberg

arxiv:1410.7356 v2 · 2014-10-27 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQZJQL7TFM6JISGIUCM7TN7RIY}

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.

Cited by

1 paper in Pith

From Kontsevich Graphs to Feynman graphs, a Viewpoint from the Star Products of Scalar Fields

Receipt and verification

First computed	2026-05-18T00:40:46.999628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a432982ff32b3c9448c8a099f9b7f14611487e63310eb22f2763c4eb3dee854c

Aliases

arxiv: 1410.7356 · arxiv_version: 1410.7356v2 · doi: 10.48550/arxiv.1410.7356 · pith_short_12: UQZJQL7TFM6J · pith_short_16: UQZJQL7TFM6JISGI · pith_short_8: UQZJQL7T

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/UQZJQL7TFM6JISGIUCM7TN7RIY \
  | 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: a432982ff32b3c9448c8a099f9b7f14611487e63310eb22f2763c4eb3dee854c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f543f450b01089e82def1b312b27a1c1fb87157e4bed3420737f626b2b2f71aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-27T19:04:40Z",
    "title_canon_sha256": "8c7b77202f5e808e2b45008256d34abbb0b350f974c8b0b9752ac1ac00e7e5d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7356",
    "kind": "arxiv",
    "version": 2
  }
}