Pith Number

pith:CTQIU4U6

pith:2016:CTQIU4U6Q7K4AUOTUZFENOZR7M

not attested not anchored not stored refs pending

Improved Measures of Integrated Information

Max Tegmark (MIT)

arxiv:1601.02626 v3 · 2016-01-11 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTQIU4U6Q7K4AUOTUZFENOZR7M}

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	2026-05-18T00:51:18.082894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e08a729e87d5c051d3a64a46bb31fb174b3177a385f4541b033a6f604de8d6

Aliases

arxiv: 1601.02626 · arxiv_version: 1601.02626v3 · doi: 10.48550/arxiv.1601.02626 · pith_short_12: CTQIU4U6Q7K4 · pith_short_16: CTQIU4U6Q7K4AUOT · pith_short_8: CTQIU4U6

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/CTQIU4U6Q7K4AUOTUZFENOZR7M \
  | 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: 14e08a729e87d5c051d3a64a46bb31fb174b3177a385f4541b033a6f604de8d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65538f867d8407822f9d5fd96896b5924c3d6aeaa1d25f632e6c18cb0299c1cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2016-01-11T21:00:08Z",
    "title_canon_sha256": "d30353ae245a666f14f56ce60d35e579cfe75b82ab9a629c9bc26e54c07b9c65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02626",
    "kind": "arxiv",
    "version": 3
  }
}