Pith Number

pith:LDYEFCTG

pith:2016:LDYEFCTGQALBPGJ2UB4BFMHHBF

not attested not anchored not stored refs pending

Gravitational Couplings on D-brane Revisited

Ahmad Ghodsi, Ghadir Jafari

arxiv:1609.01943 v1 · 2016-09-07 · 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{LDYEFCTGQALBPGJ2UB4BFMHHBF}

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	2026-05-18T00:56:37.633891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58f0428a66801617993aa07812b0e709773a956ab8a3f82c5da534fa653435cd

Aliases

arxiv: 1609.01943 · arxiv_version: 1609.01943v1 · doi: 10.48550/arxiv.1609.01943 · pith_short_12: LDYEFCTGQALB · pith_short_16: LDYEFCTGQALBPGJ2 · pith_short_8: LDYEFCTG

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/LDYEFCTGQALBPGJ2UB4BFMHHBF \
  | 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: 58f0428a66801617993aa07812b0e709773a956ab8a3f82c5da534fa653435cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d1259534188731a75e99b88bfb8fe4ecfd190d91e869f67e4409715cdf5c1f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-09-07T11:29:52Z",
    "title_canon_sha256": "72e596263f7a78699edefec5374f7ef0d0a7193712e51fa71ce2ccc09e8ba213"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01943",
    "kind": "arxiv",
    "version": 1
  }
}