Pith Number

pith:SQUNJC2K

pith:2020:SQUNJC2KCHQ4OKGNLLBG64PLYB

not attested not anchored not stored refs pending

Extreme Black Hole Anabasis

Achilleas P. Porfyriadis, Alexandru Lupsasca, Shahar Hadar

arxiv:2012.06562 v3 · 2020-12-11 · hep-th · 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{SQUNJC2KCHQ4OKGNLLBG64PLYB}

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

Axions Create Singularities on Extremal Horizons

Receipt and verification

First computed	2026-07-05T02:25:51.009751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9428d48b4a11e1c728cd5ac26f71ebc0703cac216a92330a8f4d40caf15ff1d2

Aliases

arxiv: 2012.06562 · arxiv_version: 2012.06562v3 · doi: 10.48550/arxiv.2012.06562 · pith_short_12: SQUNJC2KCHQ4 · pith_short_16: SQUNJC2KCHQ4OKGN · pith_short_8: SQUNJC2K

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/SQUNJC2KCHQ4OKGNLLBG64PLYB \
  | 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: 9428d48b4a11e1c728cd5ac26f71ebc0703cac216a92330a8f4d40caf15ff1d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83282d442dd23d6e42feed9a3a45198751de137e83bd411b0e91c19a6ce16fb3",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-12-11T18:46:19Z",
    "title_canon_sha256": "c2bcfa8fbf8ab08dda8ab12c9d94b866daf933bfd50083940d5a3a4cded74176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.06562",
    "kind": "arxiv",
    "version": 3
  }
}