Pith Number

pith:4LWXLTNF

pith:2026:4LWXLTNFW7CNH4LDAT5UV6MMBD

not attested not anchored not stored refs pending

Are we chasing ghosts? Quantifying unattributable polarization, and attributing the rest to annotator groups

Dimitris Tsirmpas, John Pavlopoulos

arxiv:2602.06055 v2 · 2026-01-16 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LWXLTNFW7CNH4LDAT5UV6MMBD}

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	2026-06-01T01:03:50.086513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2ed75cda5b7c4d3f16304fb4af98c08cd64d152a3e731b805e53bef32b57d92

Aliases

arxiv: 2602.06055 · arxiv_version: 2602.06055v2 · doi: 10.48550/arxiv.2602.06055 · pith_short_12: 4LWXLTNFW7CN · pith_short_16: 4LWXLTNFW7CNH4LD · pith_short_8: 4LWXLTNF

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/4LWXLTNFW7CNH4LDAT5UV6MMBD \
  | 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: e2ed75cda5b7c4d3f16304fb4af98c08cd64d152a3e731b805e53bef32b57d92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a74ddaf4342ed00c66976b4979e4cdf6ee75f72e9e882189abffbf920b9af8ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-16T12:32:12Z",
    "title_canon_sha256": "3da8d378ddf91ebb33f244792721382643cd2df271e8528e358f849668f3ee92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.06055",
    "kind": "arxiv",
    "version": 2
  }
}