Pith Number

pith:FNFCEJFD

pith:2018:FNFCEJFD64AXJLKY4VPKIHJJAQ

not attested not anchored not stored refs pending

Statistical Data Assimilation: Formulation and Examples from Neurobiology

Anna Miller, Arij Daou, Daniel Margoliash, Dawei Li, Henry Abarbanel, Jason Platt

arxiv:1809.05196 v1 · 2018-09-13 · q-bio.NC · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FNFCEJFD64AXJLKY4VPKIHJJAQ}

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	2026-05-18T00:05:44.453408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b4a2224a3f70174ad58e55ea41d290411d6f58384cbe69188a424fa4a3b9643

Aliases

arxiv: 1809.05196 · arxiv_version: 1809.05196v1 · doi: 10.48550/arxiv.1809.05196 · pith_short_12: FNFCEJFD64AX · pith_short_16: FNFCEJFD64AXJLKY · pith_short_8: FNFCEJFD

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/FNFCEJFD64AXJLKY4VPKIHJJAQ \
  | 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: 2b4a2224a3f70174ad58e55ea41d290411d6f58384cbe69188a424fa4a3b9643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7ca32ada1c0bf9758c7702265cb4743a5bbbf12d120a407313f38a1248df367",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-09-13T22:27:24Z",
    "title_canon_sha256": "c38fbf630057f290612b80ec96f5f0410f040a738b18a2ae99a754b24d530ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05196",
    "kind": "arxiv",
    "version": 1
  }
}