Pith Number

pith:IHQXXIEJ

pith:2016:IHQXXIEJYXJNIWC422XRFAPRWC

not attested not anchored not stored refs pending

Crisis Analytics: Big Data Driven Crisis Response

Andrej Zwitter, Anwaar Ali, Arjuna Sathiaseelan, Jon Crowcroft, Junaid Qadir, Raihan ur Rasool

arxiv:1602.07813 v1 · 2016-02-25 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHQXXIEJYXJNIWC422XRFAPRWC}

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	2026-05-18T01:19:58.510746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e17ba089c5d2d4585cd6af1281f1b09812a5dcde2adc682d7e58648bd15a28

Aliases

arxiv: 1602.07813 · arxiv_version: 1602.07813v1 · doi: 10.48550/arxiv.1602.07813 · pith_short_12: IHQXXIEJYXJN · pith_short_16: IHQXXIEJYXJNIWC4 · pith_short_8: IHQXXIEJ

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/IHQXXIEJYXJNIWC422XRFAPRWC \
  | 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: 41e17ba089c5d2d4585cd6af1281f1b09812a5dcde2adc682d7e58648bd15a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e21d1e4404c634a35e7953566d169d4b578755006b2187e5c0f760a21081ebd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-02-25T06:07:53Z",
    "title_canon_sha256": "23d7217d50f12921e0c46c966a9773936d535989f442d59ff22beaf325517b56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07813",
    "kind": "arxiv",
    "version": 1
  }
}