Pith Number

pith:TMQF7LKJ

pith:2015:TMQF7LKJO6PKXKXPJPAP6QCGZW

not attested not anchored not stored refs pending

Comparing the hierarchy of author given tags and repository given tags in a large document archive

Gergely Palla, Gergely Tib\'ely, P\'eter Pollner

arxiv:1507.04930 v1 · 2015-06-30 · physics.soc-ph · cs.DL · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMQF7LKJO6PKXKXPJPAP6QCGZW}

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	2026-05-18T00:57:31.958081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b205fad49779eabaaef4bc0ff4046cd9556969964fa4ab93dc4da7891563bb4

Aliases

arxiv: 1507.04930 · arxiv_version: 1507.04930v1 · doi: 10.48550/arxiv.1507.04930 · pith_short_12: TMQF7LKJO6PK · pith_short_16: TMQF7LKJO6PKXKXP · pith_short_8: TMQF7LKJ

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/TMQF7LKJO6PKXKXPJPAP6QCGZW \
  | 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: 9b205fad49779eabaaef4bc0ff4046cd9556969964fa4ab93dc4da7891563bb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd72290440ed5fc043c3db0240208abd9c114b68ac1fbf12b43d33c85548f353",
    "cross_cats_sorted": [
      "cs.DL",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-06-30T11:48:55Z",
    "title_canon_sha256": "50b679b29e95122c28ca170e445f15830157f82ff3e86db38faa8fdf872313d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04930",
    "kind": "arxiv",
    "version": 1
  }
}