Pith Number

pith:7VERPFTD

pith:2015:7VERPFTDDZTHZW5ZVXIYUP3KDS

not attested not anchored not stored refs pending

Chern-Simons Improved Hamiltonians for Strings in Three Space Dimensions

Antti Niemi, Ara Sedrakyan, Dmitry Melnikov, Ivan Gordeli

arxiv:1508.03268 v1 · 2015-08-13 · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VERPFTDDZTHZW5ZVXIYUP3KDS}

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	2026-05-18T01:11:13.405504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd491796631e667cdbb9add18a3f6a1cab762272b749c1c729588883699fc607

Aliases

arxiv: 1508.03268 · arxiv_version: 1508.03268v1 · doi: 10.48550/arxiv.1508.03268 · pith_short_12: 7VERPFTDDZTH · pith_short_16: 7VERPFTDDZTHZW5Z · pith_short_8: 7VERPFTD

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/7VERPFTDDZTHZW5ZVXIYUP3KDS \
  | 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: fd491796631e667cdbb9add18a3f6a1cab762272b749c1c729588883699fc607

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c73162bce15a6ff8f18927fcf1b23087b57a2fa7cde9ad1ea5aa15dc1992e07",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-08-13T16:57:24Z",
    "title_canon_sha256": "6b3f9ab653d3ee529e06cd47118226008f20a4cd1a995c1c0d7861350bc6b0df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03268",
    "kind": "arxiv",
    "version": 1
  }
}