Pith Number

pith:RIDNP3VV

pith:2018:RIDNP3VVJLFFJI64HJ332XO6YV

not attested not anchored not stored refs pending

Dependence in Propositional Logic: Formula-Formula Dependence and Formula Forgetting -- Application to Belief Update and Conservative Extension

Biqing Fang, Hai Wan, Liangda Fang, Xianqiao Liu, Zhaorong Lai

arxiv:1806.11304 v2 · 2018-06-29 · 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{RIDNP3VVJLFFJI64HJ332XO6YV}

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	2026-05-17T23:43:33.279240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a06d7eeb54aca54a3dc3a77bd5ddec54e7cdf2d4987e3bbc23d090000f3738d

Aliases

arxiv: 1806.11304 · arxiv_version: 1806.11304v2 · doi: 10.48550/arxiv.1806.11304 · pith_short_12: RIDNP3VVJLFF · pith_short_16: RIDNP3VVJLFFJI64 · pith_short_8: RIDNP3VV

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/RIDNP3VVJLFFJI64HJ332XO6YV \
  | 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: 8a06d7eeb54aca54a3dc3a77bd5ddec54e7cdf2d4987e3bbc23d090000f3738d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9525eebeee61a9fe7bc2076015f1ef657d921764ff05ef0e9a5ec335d976351d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-06-29T08:35:27Z",
    "title_canon_sha256": "d5215034cb3d67ac048c8d552bbe3df677c8e091fdece1dba60170f26eda33c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11304",
    "kind": "arxiv",
    "version": 2
  }
}