Pith Number

pith:RF4NQL7Y

pith:2019:RF4NQL7YFIWFULIUHYUG63KNIP

not attested not anchored not stored refs pending

CobWeb: A Research Prototype for Exploring User Bias in Political Fact-Checking

Anubrata Das, Kunjan Mehta, Matthew Lease

arxiv:1907.03718 v1 · 2019-07-08 · cs.IR · 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{RF4NQL7YFIWFULIUHYUG63KNIP}

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	2026-05-17T23:41:13.963816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8978d82ff82a2c5a2d143e286f6d4d43cb69fa678ee8e4bd25f5aff10d3b586d

Aliases

arxiv: 1907.03718 · arxiv_version: 1907.03718v1 · doi: 10.48550/arxiv.1907.03718 · pith_short_12: RF4NQL7YFIWF · pith_short_16: RF4NQL7YFIWFULIU · pith_short_8: RF4NQL7Y

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/RF4NQL7YFIWFULIUHYUG63KNIP \
  | 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: 8978d82ff82a2c5a2d143e286f6d4d43cb69fa678ee8e4bd25f5aff10d3b586d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69ecaeee09b3063f8be9bd39f26a98e2aaf44d389b7cc148f437200cc9776e02",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-07-08T16:50:12Z",
    "title_canon_sha256": "af574673140cd471df2598df3543a07f7958ff44490e031f82976ee87fa65ec7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03718",
    "kind": "arxiv",
    "version": 1
  }
}