Pith Number

pith:FSPCUFPW

pith:2007:FSPCUFPWIWFFE5FEPFMDOHFZHF

not attested not anchored not stored refs pending

Decisive Markov Chains

Noomene Ben Henda, Parosh Aziz Abdulla, Richard Mayr

arxiv:0706.2585 v2 · 2007-06-18 · cs.LO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSPCUFPWIWFFE5FEPFMDOHFZHF}

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	2026-05-18T01:37:42.725014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c9e2a15f6458a5274a47958371cb93951d7c6dcf7fa4db2420058cbc5334dde

Aliases

arxiv: 0706.2585 · arxiv_version: 0706.2585v2 · doi: 10.48550/arxiv.0706.2585 · pith_short_12: FSPCUFPWIWFF · pith_short_16: FSPCUFPWIWFFE5FE · pith_short_8: FSPCUFPW

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/FSPCUFPWIWFFE5FEPFMDOHFZHF \
  | 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: 2c9e2a15f6458a5274a47958371cb93951d7c6dcf7fa4db2420058cbc5334dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4b6570fac850568c1e790b1da3a66803ffa13d1492680ed37953d3ce50cc512",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2007-06-18T11:50:16Z",
    "title_canon_sha256": "f01c1dc1df734cf765c99c7dc211b805cbf5dab7bc9368e3759e0e47efe444cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2585",
    "kind": "arxiv",
    "version": 2
  }
}