Pith Number

pith:QBJDTFBB

pith:2011:QBJDTFBBTDKTL535INX7GW5I34

not attested not anchored not stored refs pending

Supporting the Curation of Twitter User Lists

Derek Greene, Fergal Reid, Gavin Sheridan, Padraig Cunningham

arxiv:1110.1349 v1 · 2011-10-06 · cs.SI · cs.CY · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBJDTFBBTDKTL535INX7GW5I34}

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	2026-05-18T04:11:32.242185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

805239942198d535f77d436ff35ba8df226a8d40979db98c36af96b5c5adcd23

Aliases

arxiv: 1110.1349 · arxiv_version: 1110.1349v1 · doi: 10.48550/arxiv.1110.1349 · pith_short_12: QBJDTFBBTDKT · pith_short_16: QBJDTFBBTDKTL535 · pith_short_8: QBJDTFBB

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/QBJDTFBBTDKTL535INX7GW5I34 \
  | 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: 805239942198d535f77d436ff35ba8df226a8d40979db98c36af96b5c5adcd23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "813164a4c2dc0186f31eebb6859c57c4611d234516ceb7d143223323831df2e6",
    "cross_cats_sorted": [
      "cs.CY",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-10-06T18:47:49Z",
    "title_canon_sha256": "d1ee4d876473e4f4be2789922ba52752936eee8a6e8ad1ce962b845707d4e94c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1349",
    "kind": "arxiv",
    "version": 1
  }
}