Pith Number

pith:2USRA4IJ

pith:2019:2USRA4IJLMS4H6OLQI5TKUBT42

not attested not anchored not stored refs pending

Evaporating primordial black holes as varying dark energy

Domenico Sapone, Savvas Nesseris, Spyros Sypsas

arxiv:1907.05608 v2 · 2019-07-12 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2USRA4IJLMS4H6OLQI5TKUBT42}

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

1 paper in Pith

CMB Bounds on Primordial Black Holes via Radiation Capture

Receipt and verification

First computed	2026-07-05T00:20:17.195630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5251071095b25c3f9cb823b355033e6b350e94d89aabce4c98190e13551e45e

Aliases

arxiv: 1907.05608 · arxiv_version: 1907.05608v2 · doi: 10.48550/arxiv.1907.05608 · pith_short_12: 2USRA4IJLMS4 · pith_short_16: 2USRA4IJLMS4H6OL · pith_short_8: 2USRA4IJ

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/2USRA4IJLMS4H6OLQI5TKUBT42 \
  | 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: d5251071095b25c3f9cb823b355033e6b350e94d89aabce4c98190e13551e45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e428f472b59facc81397dc17a310a219f046b409c5719de19ae2c45badeb9ba9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-07-12T08:13:42Z",
    "title_canon_sha256": "495929806283e136304e14e9ac1cc79bd0c2c65ae1eacd40a0c2561e5be91fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05608",
    "kind": "arxiv",
    "version": 2
  }
}