Pith Number

pith:POYHX2UQ

pith:2017:POYHX2UQMHV4BU54WEHLR4O6GW

not attested not anchored not stored refs pending

What if gravity becomes really repulsive in the future?

Imanol Albarran, Jo\~ao Morais, Mariam Bouhmadi-L\'opez

arxiv:1706.01484 v3 · 2017-06-05 · gr-qc · astro-ph.CO · hep-ph · 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{POYHX2UQMHV4BU54WEHLR4O6GW}

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	2026-05-18T00:18:20.131701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb07bea9061ebc0d3bcb10eb8f1de35b789a4ad60b86e85d213f000314165bb

Aliases

arxiv: 1706.01484 · arxiv_version: 1706.01484v3 · doi: 10.48550/arxiv.1706.01484 · pith_short_12: POYHX2UQMHV4 · pith_short_16: POYHX2UQMHV4BU54 · pith_short_8: POYHX2UQ

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/POYHX2UQMHV4BU54WEHLR4O6GW \
  | 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: 7bb07bea9061ebc0d3bcb10eb8f1de35b789a4ad60b86e85d213f000314165bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18920c8a49376f828285340c24f1896768273edb9cac929f37e10c315db0b6b8",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-06-05T18:18:00Z",
    "title_canon_sha256": "e1babc1a645a60c9639ed1d2358e63ecc10f16c53f929ad70129a153b0373b39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01484",
    "kind": "arxiv",
    "version": 3
  }
}