Pith Number

pith:TG5QF5N6

pith:2013:TG5QF5N6JYWLSCFDWNXE4ETBRW

not attested not anchored not stored refs pending

Inferring the Origin Locations of Tweets with Quantitative Confidence

(2) Illinois Institute of Technology), Aron Culotta (2), Reid Priedhorsky (1), Sara Y. Del Valle (1) ((1) Los Alamos National Laboratory

arxiv:1305.3932 v3 · 2013-05-16 · cs.SI · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TG5QF5N6JYWLSCFDWNXE4ETBRW}

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	2026-05-18T03:07:01.799642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99bb02f5be4e2cb908a3b36e4e12618dbfd5e2f6120e8ebb253bbbd448447094

Aliases

arxiv: 1305.3932 · arxiv_version: 1305.3932v3 · doi: 10.48550/arxiv.1305.3932 · pith_short_12: TG5QF5N6JYWL · pith_short_16: TG5QF5N6JYWLSCFD · pith_short_8: TG5QF5N6

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/TG5QF5N6JYWLSCFDWNXE4ETBRW \
  | 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: 99bb02f5be4e2cb908a3b36e4e12618dbfd5e2f6120e8ebb253bbbd448447094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4dfa0f4a0baaa75246f24ffb2b749b389580fd4c689f80a8f8ebdf1a78375ab",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-05-16T20:47:05Z",
    "title_canon_sha256": "97fa64737c1a7e520a76831e4449b84f541ecba71aacf26d800ddd90212a88fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3932",
    "kind": "arxiv",
    "version": 3
  }
}