pith. sign in
Pith Number

pith:YM33NBF4

pith:2016:YM33NBF4EF2535WTNURPCXZSCK
not attested not anchored not stored refs pending

Gravitational action with null boundaries

Eric Poisson, Luis Lehner, Rafael D. Sorkin, Robert C. Myers

arxiv:1609.00207 v1 · 2016-09-01 · hep-th · gr-qc

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{YM33NBF4EF2535WTNURPCXZSCK}

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

10 papers in Pith

Receipt and verification
First computed 2026-05-18T01:00:41.887230Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

c337b684bc2175ddf6d36d22f15f321299c7c4ebba92ee93877e1966077ee00d

Aliases

arxiv: 1609.00207 · arxiv_version: 1609.00207v1 · doi: 10.48550/arxiv.1609.00207 · pith_short_12: YM33NBF4EF25 · pith_short_16: YM33NBF4EF2535WT · pith_short_8: YM33NBF4
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/YM33NBF4EF2535WTNURPCXZSCK \
  | 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: c337b684bc2175ddf6d36d22f15f321299c7c4ebba92ee93877e1966077ee00d
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "d5ae942757ca0bff6b265855c23484b62445ca345d7998a3059c5e0657d06b76",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-09-01T12:11:54Z",
    "title_canon_sha256": "8295f9b38b8e024789037836a66d645b0baf01d0fc70cf58e3e049dedf82c6e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00207",
    "kind": "arxiv",
    "version": 1
  }
}