Pith Number

pith:RBPYQYXD

pith:2016:RBPYQYXDQ4AY5GUVFWHIX7VFXY

not attested not anchored not stored refs pending

Extending the Harper Identity to Iterated Belief Change

Jake Chandler, Richard Booth

arxiv:1604.05419 v1 · 2016-04-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RBPYQYXDQ4AY5GUVFWHIX7VFXY}

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	2026-05-18T01:16:53.981565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

885f8862e387018e9a952d8e8bfea5be14f612b8d18d49f20830e8810bd0c13c

Aliases

arxiv: 1604.05419 · arxiv_version: 1604.05419v1 · doi: 10.48550/arxiv.1604.05419 · pith_short_12: RBPYQYXDQ4AY · pith_short_16: RBPYQYXDQ4AY5GUV · pith_short_8: RBPYQYXD

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/RBPYQYXDQ4AY5GUVFWHIX7VFXY \
  | 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: 885f8862e387018e9a952d8e8bfea5be14f612b8d18d49f20830e8810bd0c13c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ec20a9f9839002bdc27a84f92fbeab229a9e786bf7b6cf3e62119a132f6596",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-04-19T03:36:20Z",
    "title_canon_sha256": "0fe7618597cd53de5a53fe12048430e8cbb2f78eead377f003d6c5f297dd2dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05419",
    "kind": "arxiv",
    "version": 1
  }
}