Pith Number

pith:WP7NBHGK

pith:2021:WP7NBHGKI5L2XIUNIXA7UPK6E6

not attested not anchored not stored refs pending

Normalization of D-instanton Amplitudes

Ashoke Sen

arxiv:2101.08566 v2 · 2021-01-21 · 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{WP7NBHGKI5L2XIUNIXA7UPK6E6}

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.

Cited by

3 papers in Pith

Instanton-Induced Closed-String Amplitudes in Minimal Superstring Theory at Subleading Order

Recursive-algebraic solution of the closed string tachyon vacuum equation

Receipt and verification

First computed	2026-07-05T03:34:21.782743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3fed09cca4757aba28d45c1fa3d5e278815287122a77460a3dd0e6559bb0ade

Aliases

arxiv: 2101.08566 · arxiv_version: 2101.08566v2 · doi: 10.48550/arxiv.2101.08566 · pith_short_12: WP7NBHGKI5L2 · pith_short_16: WP7NBHGKI5L2XIUN · pith_short_8: WP7NBHGK

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/WP7NBHGKI5L2XIUNIXA7UPK6E6 \
  | 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: b3fed09cca4757aba28d45c1fa3d5e278815287122a77460a3dd0e6559bb0ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f22b463bec1e512e9abe6cf9d33be541fbb3ef43616c5acebaf7eae4dbf6756",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-01-21T11:57:39Z",
    "title_canon_sha256": "efc11ff81a959f22a4ebb57e3ca548f41b300e4d38a5267a083093b5984c8d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08566",
    "kind": "arxiv",
    "version": 2
  }
}