Pith Number

pith:S3K7Q6HE

pith:2017:S3K7Q6HEN2FND7M5ZPKJQDCGVZ

not attested not anchored not stored refs pending

Nonlinear Continuous Data Assimilation

Adam Larios, Yuan Pei

arxiv:1703.03546 v1 · 2017-03-10 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3K7Q6HEN2FND7M5ZPKJQDCGVZ}

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	2026-05-18T00:48:58.805572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96d5f878e46e8ad1fd9dcbd4980c46ae5fa17cf4bbdf9e08852faa051616508c

Aliases

arxiv: 1703.03546 · arxiv_version: 1703.03546v1 · doi: 10.48550/arxiv.1703.03546 · pith_short_12: S3K7Q6HEN2FN · pith_short_16: S3K7Q6HEN2FND7M5 · pith_short_8: S3K7Q6HE

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/S3K7Q6HEN2FND7M5ZPKJQDCGVZ \
  | 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: 96d5f878e46e8ad1fd9dcbd4980c46ae5fa17cf4bbdf9e08852faa051616508c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4952b6c23f477b8b6e9cb20e57cdac10c9c17c3992c8b737fb76c48fc96cc0b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-03-10T05:04:25Z",
    "title_canon_sha256": "61bfb4595b52b58221e33c6c3dc74809f6b025b174850f1543219768623307f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03546",
    "kind": "arxiv",
    "version": 1
  }
}