Pith Number

pith:DDRQ2BYD

pith:2016:DDRQ2BYDWESE4YV7VAGPLRXLSD

not attested not anchored not stored refs pending

Vacuum energy in asymptotically flat 2+1 gravity

Debraj Roy, Olivera Miskovic, Rodrigo Olea

arxiv:1610.06101 v2 · 2016-10-19 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDRQ2BYDWESE4YV7VAGPLRXLSD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:50:37.573488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e30d0703b1244e62bfa80cf5c6eb90fc04d0308f31ab4b1964ebc1a96b201b

Aliases

arxiv: 1610.06101 · arxiv_version: 1610.06101v2 · doi: 10.48550/arxiv.1610.06101 · pith_short_12: DDRQ2BYDWESE · pith_short_16: DDRQ2BYDWESE4YV7 · pith_short_8: DDRQ2BYD

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/DDRQ2BYDWESE4YV7VAGPLRXLSD \
  | 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: 18e30d0703b1244e62bfa80cf5c6eb90fc04d0308f31ab4b1964ebc1a96b201b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfbf4c5ccb74298954e9b82db655bb8a6ca3159696730950b2b0d2c6f8fe00f9",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-10-19T16:47:00Z",
    "title_canon_sha256": "7d21276af635809d3c38987eefc4882c43b1e0599fb2dbbb69ec1c969f27ad9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06101",
    "kind": "arxiv",
    "version": 2
  }
}