Pith Number

pith:WCQ3NEHZ

pith:2013:WCQ3NEHZF5JGD5WZYLHTCLHMKQ

not attested not anchored not stored refs pending

Changing EDSS progression in placebo cohorts in relapsing MS: A systematic review and meta-regression

Christian R\"over, Richard Nicholas, Sebastian Straube, Tim Friede

arxiv:1308.4827 v3 · 2013-08-22 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCQ3NEHZF5JGD5WZYLHTCLHMKQ}

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	2026-05-18T01:34:13.711786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0a1b690f92f5261f6d9c2cf312cec541e1d3a611b1a7ee6d1778b04b41d8524

Aliases

arxiv: 1308.4827 · arxiv_version: 1308.4827v3 · doi: 10.48550/arxiv.1308.4827 · pith_short_12: WCQ3NEHZF5JG · pith_short_16: WCQ3NEHZF5JGD5WZ · pith_short_8: WCQ3NEHZ

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/WCQ3NEHZF5JGD5WZYLHTCLHMKQ \
  | 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: b0a1b690f92f5261f6d9c2cf312cec541e1d3a611b1a7ee6d1778b04b41d8524

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "488ca1a59633b4305a1ca5e6b1ffc0ddb57260684de522b60fbf2ddf6a604638",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-08-22T11:36:33Z",
    "title_canon_sha256": "988e188672a4f040f6301eda64b4231eeb5cab096dc80ebc97e3b19616708676"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4827",
    "kind": "arxiv",
    "version": 3
  }
}