Pith Number

pith:VGFMWQT4

pith:2015:VGFMWQT4FA75XGAGBMOY7D66OF

not attested not anchored not stored refs pending

Representation of traces by vectors of words

Samy Abbes

arxiv:1505.02403 v2 · 2015-05-10 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGFMWQT4FA75XGAGBMOY7D66OF}

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	2026-05-18T02:14:16.256193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a98acb427c283fdb98060b1d8f8fde7147ce98330b30de360c84c90bbaa7f525

Aliases

arxiv: 1505.02403 · arxiv_version: 1505.02403v2 · doi: 10.48550/arxiv.1505.02403 · pith_short_12: VGFMWQT4FA75 · pith_short_16: VGFMWQT4FA75XGAG · pith_short_8: VGFMWQT4

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/VGFMWQT4FA75XGAGBMOY7D66OF \
  | 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: a98acb427c283fdb98060b1d8f8fde7147ce98330b30de360c84c90bbaa7f525

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c108579c6c4be608620b467299c5f3466aee7a39f647dc3657d574e84a4196c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-05-10T16:18:43Z",
    "title_canon_sha256": "44906352febeb3c268bcae3070a904a90611d4978441778f5a4e539cd9141fb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02403",
    "kind": "arxiv",
    "version": 2
  }
}