Pith Number

pith:MIJNAAD6

pith:2015:MIJNAAD6BV7PWP46SYWLTCTLHT

not attested not anchored not stored refs pending

The left side of Cicho\'n's diagram

Diego A. Mej\'ia, Martin Goldstern, Saharon Shelah

arxiv:1504.04192 v2 · 2015-04-16 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MIJNAAD6BV7PWP46SYWLTCTLHT}

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	2026-05-18T01:11:27.429227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6212d0007e0d7efb3f9e962cb98a6b3cecd5b69151551bc488871af39e5fb786

Aliases

arxiv: 1504.04192 · arxiv_version: 1504.04192v2 · doi: 10.48550/arxiv.1504.04192 · pith_short_12: MIJNAAD6BV7P · pith_short_16: MIJNAAD6BV7PWP46 · pith_short_8: MIJNAAD6

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/MIJNAAD6BV7PWP46SYWLTCTLHT \
  | 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: 6212d0007e0d7efb3f9e962cb98a6b3cecd5b69151551bc488871af39e5fb786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16aec7c01103bc5b210e40f22ba5f183fbd89d94c1b2af6d5662e0593df9fccb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-04-16T11:41:12Z",
    "title_canon_sha256": "63ffa43e108d41cc72191376220621971bde83091277352e4b3c234fa264f81b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04192",
    "kind": "arxiv",
    "version": 2
  }
}