Pith Number

pith:WHZ7I2NI

pith:2015:WHZ7I2NIUDKM4OMYZDICD2BJZ2

not attested not anchored not stored refs pending

Ambitwistor pure spinor string in a type II supergravity background

Brenno Carlini Vallilo, Osvaldo Chandia

arxiv:1505.05122 v3 · 2015-05-19 · 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{WHZ7I2NIUDKM4OMYZDICD2BJZ2}

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	2026-05-18T01:37:01.454021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1f3f469a8a0d4ce3998c8d021e829ce852f71c9b5d2eb91c917d704a906bd4d

Aliases

arxiv: 1505.05122 · arxiv_version: 1505.05122v3 · doi: 10.48550/arxiv.1505.05122 · pith_short_12: WHZ7I2NIUDKM · pith_short_16: WHZ7I2NIUDKM4OMY · pith_short_8: WHZ7I2NI

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/WHZ7I2NIUDKM4OMYZDICD2BJZ2 \
  | 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: b1f3f469a8a0d4ce3998c8d021e829ce852f71c9b5d2eb91c917d704a906bd4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4868975b520ce7e3d06b9ddcc0711767da05f6a4ba12eca7910478fbb242e9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-05-19T19:21:11Z",
    "title_canon_sha256": "b6e144c52d932ef9e0317ca08bdace3046864b673d23ce483f5651487b46d58a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05122",
    "kind": "arxiv",
    "version": 3
  }
}