Pith Number

pith:DA5QW57B

pith:2016:DA5QW57BYGJLK4IFDISHFNTOWQ

not attested not anchored not stored refs pending

On presymplectic structures for massless higher-spin fields

Alexey A. Sharapov

arxiv:1602.06393 v2 · 2016-02-20 · 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{DA5QW57BYGJLK4IFDISHFNTOWQ}

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	2026-05-18T01:18:59.943064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183b0b77e1c192b571051a2472b66eb433308258d4159ebb4365fd015dfa5eaf

Aliases

arxiv: 1602.06393 · arxiv_version: 1602.06393v2 · doi: 10.48550/arxiv.1602.06393 · pith_short_12: DA5QW57BYGJL · pith_short_16: DA5QW57BYGJLK4IF · pith_short_8: DA5QW57B

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/DA5QW57BYGJLK4IFDISHFNTOWQ \
  | 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: 183b0b77e1c192b571051a2472b66eb433308258d4159ebb4365fd015dfa5eaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7e8b052444f4f89b80b0b330d6830c610886e1a722ca9905fd763e5d1c7cbd2",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-02-20T10:29:48Z",
    "title_canon_sha256": "cb0e9c05884891c0e98a274b1d804169102a191c46d4ec7cc3b3bad9aea8e96d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06393",
    "kind": "arxiv",
    "version": 2
  }
}