Pith Number

pith:RC3EV2NY

pith:2017:RC3EV2NY2LL2V56AHR2HKSCKEG

not attested not anchored not stored refs pending

Ramsey Spanning Trees and their Applications

Arnold Filtser, Ittai Abraham, Michael Elkin, Ofer Neiman, Shiri Chechik

arxiv:1707.08769 v1 · 2017-07-27 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RC3EV2NY2LL2V56AHR2HKSCKEG}

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	2026-05-18T00:39:19.524119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88b64ae9b8d2d7aaf7c03c7475484a21839c00e69f1d41b6872eda25cf1c59aa

Aliases

arxiv: 1707.08769 · arxiv_version: 1707.08769v1 · doi: 10.48550/arxiv.1707.08769 · pith_short_12: RC3EV2NY2LL2 · pith_short_16: RC3EV2NY2LL2V56A · pith_short_8: RC3EV2NY

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/RC3EV2NY2LL2V56AHR2HKSCKEG \
  | 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: 88b64ae9b8d2d7aaf7c03c7475484a21839c00e69f1d41b6872eda25cf1c59aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dba1454cf8196022622fa9556ca38506418202dd5a9af1d82678337433884f60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-27T08:05:45Z",
    "title_canon_sha256": "826e3cf62e757b8ef0c8a30d43d72284c996a04247c4dbd494effab45c903019"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08769",
    "kind": "arxiv",
    "version": 1
  }
}