Pith Number

pith:GUPKK4AT

pith:2015:GUPKK4AT34IXFZQAQ2W7TW5TIV

not attested not anchored not stored refs pending

Action-angle variables in curved space-time

Corneliu Sochichiu, Jaehun Lee

arxiv:1511.05377 v2 · 2015-11-17 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUPKK4AT34IXFZQAQ2W7TW5TIV}

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	2026-05-18T01:26:09.171428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

351ea57013df1172e60086adf9dbb34566ac1724b38a69326d5e4c9e0f04b070

Aliases

arxiv: 1511.05377 · arxiv_version: 1511.05377v2 · doi: 10.48550/arxiv.1511.05377 · pith_short_12: GUPKK4AT34IX · pith_short_16: GUPKK4AT34IXFZQA · pith_short_8: GUPKK4AT

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/GUPKK4AT34IXFZQAQ2W7TW5TIV \
  | 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: 351ea57013df1172e60086adf9dbb34566ac1724b38a69326d5e4c9e0f04b070

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaa76ce9a8b57b05c9e369a32c77dc1fbe56fb0f2d559580674f24c84f7b81ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-17T12:27:28Z",
    "title_canon_sha256": "7e02566e3ac22dadafd02c6399d93d8f9a864bb9deb2e8306e1273a0e3d7475d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05377",
    "kind": "arxiv",
    "version": 2
  }
}