Pith Number

pith:CHGQWD2J

pith:2015:CHGQWD2JQWRRVOLTBZUJ3PIJ5R

not attested not anchored not stored refs pending

Graphical Newton

Akshay Srinivasan, Emanuel Todorov

arxiv:1508.00952 v3 · 2015-08-05 · math.OC · cs.RO · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHGQWD2JQWRRVOLTBZUJ3PIJ5R}

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	2026-05-18T00:33:32.786894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11cd0b0f4985a31ab9730e689dbd09ec79b5bed5c5d718515e1bbf5766544ef7

Aliases

arxiv: 1508.00952 · arxiv_version: 1508.00952v3 · doi: 10.48550/arxiv.1508.00952 · pith_short_12: CHGQWD2JQWRR · pith_short_16: CHGQWD2JQWRRVOLT · pith_short_8: CHGQWD2J

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/CHGQWD2JQWRRVOLTBZUJ3PIJ5R \
  | 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: 11cd0b0f4985a31ab9730e689dbd09ec79b5bed5c5d718515e1bbf5766544ef7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ccd08bd5261fc64a427e5412d4fc62ac6b0e0e948a670e96e639b79f7d006df",
    "cross_cats_sorted": [
      "cs.RO",
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-08-05T01:46:30Z",
    "title_canon_sha256": "973d7a83c385318044a47a6fddcc242b35d1b5aaf548a7567eff6fa129de3815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00952",
    "kind": "arxiv",
    "version": 3
  }
}