Pith Number

pith:ZJQDNHCM

pith:2001:ZJQDNHCMEUZ2SLQIHTAVRONFK4

not attested not anchored not stored refs pending

Spinors, superalgebras and the signature of space-time

S. Ferrara

arxiv:hep-th/0101123 v1 · 2001-01-18 · 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{ZJQDNHCMEUZ2SLQIHTAVRONFK4}

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	2026-05-18T00:37:28.098749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca60369c4c2533a92e083cc158b9a5573111d6123f603aa1d614b03162d5b099

Aliases

arxiv: hep-th/0101123 · arxiv_version: hep-th/0101123v1 · doi: 10.48550/arxiv.hep-th/0101123 · pith_short_12: ZJQDNHCMEUZ2 · pith_short_16: ZJQDNHCMEUZ2SLQI · pith_short_8: ZJQDNHCM

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/ZJQDNHCMEUZ2SLQIHTAVRONFK4 \
  | 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: ca60369c4c2533a92e083cc158b9a5573111d6123f603aa1d614b03162d5b099

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ca906aa0ab155c96aa36d7cb6802295adf0f06cb2fae69aacb4dcbd5a25297",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-01-18T14:16:52Z",
    "title_canon_sha256": "816f5cab24acc460f21c2053239c31bfc951c89f746772d51e92a1a0873a5491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0101123",
    "kind": "arxiv",
    "version": 1
  }
}