Pith Number

pith:HKWGNWME

pith:2016:HKWGNWMEYOX36HW4E5B2FVGPMM

not attested not anchored not stored refs pending

Protostring Scattering Amplitudes

Charles B. Thorn

arxiv:1607.04237 v1 · 2016-07-14 · 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{HKWGNWMEYOX36HW4E5B2FVGPMM}

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	2026-05-18T00:57:11.677384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3aac66d984c3afbf1edc2743a2d4cf6304988296d80f9a3dea530c0c6b93181b

Aliases

arxiv: 1607.04237 · arxiv_version: 1607.04237v1 · doi: 10.48550/arxiv.1607.04237 · pith_short_12: HKWGNWMEYOX3 · pith_short_16: HKWGNWMEYOX36HW4 · pith_short_8: HKWGNWME

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/HKWGNWMEYOX36HW4E5B2FVGPMM \
  | 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: 3aac66d984c3afbf1edc2743a2d4cf6304988296d80f9a3dea530c0c6b93181b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8ba079317dee76b2d688336432df72bfa5ad6ee9417cd101a5a1b1db001ea94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-07-14T18:31:47Z",
    "title_canon_sha256": "061bb689c0a9d471adbc674e4766b8d663ece4c3a80fc7756772f5d25a739de3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04237",
    "kind": "arxiv",
    "version": 1
  }
}