Pith Number

pith:AXYSRAZ7

pith:2015:AXYSRAZ7MPMFMDFLZN5BQCVRV2

not attested not anchored not stored refs pending

Origin of the Pure Spinor and Green-Schwarz Formalisms

Nathan Berkovits (IFT-UNESP/ICTP-SAIFR, Sao Paulo)

arxiv:1503.03080 v3 · 2015-03-10 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXYSRAZ7MPMFMDFLZN5BQCVRV2}

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	2026-05-18T01:26:31.653095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05f128833f63d8560cabcb7a180ab1ae894da8703e32761ff8bda3b4dd72934f

Aliases

arxiv: 1503.03080 · arxiv_version: 1503.03080v3 · doi: 10.48550/arxiv.1503.03080 · pith_short_12: AXYSRAZ7MPMF · pith_short_16: AXYSRAZ7MPMFMDFL · pith_short_8: AXYSRAZ7

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/AXYSRAZ7MPMFMDFLZN5BQCVRV2 \
  | 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: 05f128833f63d8560cabcb7a180ab1ae894da8703e32761ff8bda3b4dd72934f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a42925314e27c264df4c40d738865922ac82e2dca1fde3961a3317d6b7208c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-03-10T20:04:16Z",
    "title_canon_sha256": "a07951b03e03adffb7ec97e97e5746d3edf6d426c1b37565e951fd6237264589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03080",
    "kind": "arxiv",
    "version": 3
  }
}