Pith Number

pith:RR6T5BHD

pith:2026:RR6T5BHDQ2HVU5TMCEIMXJ3PT7

not attested not anchored not stored refs pending

Sequential algorithm for structural estimations with equilibrium constraints

Takeshi Fukasawa

arxiv:2606.04356 v1 · 2026-06-03 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RR6T5BHDQ2HVU5TMCEIMXJ3PT7}

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.

Cited by

1 paper in Pith

Lagrange multipliers in Maximum likelihood estimations and Least squares problems with Constraints

Receipt and verification

First computed	2026-06-04T01:09:04.705114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7d3e84e3868f5a766c1110cba76f9fc0654b3f84e63860852052c4b56ce5c2

Aliases

arxiv: 2606.04356 · arxiv_version: 2606.04356v1 · doi: 10.48550/arxiv.2606.04356 · pith_short_12: RR6T5BHDQ2HV · pith_short_16: RR6T5BHDQ2HVU5TM · pith_short_8: RR6T5BHD

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/RR6T5BHDQ2HVU5TMCEIMXJ3PT7 \
  | 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: 8c7d3e84e3868f5a766c1110cba76f9fc0654b3f84e63860852052c4b56ce5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbd1f170dc750dc5bdfa6fdcb752723fb1062656003ec13c8799d935c8c68809",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-06-03T02:15:56Z",
    "title_canon_sha256": "307c8b6f4d21e946d2831a669252252677395a0def0bb630dd9f4de88269ebc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04356",
    "kind": "arxiv",
    "version": 1
  }
}