Pith Number

pith:6QX47CFG

pith:2019:6QX47CFGZHEMDFNCPMSB4L6KHH

not attested not anchored not stored refs pending

Simple Perturbatively Traversable Wormholes from Bulk Fermions

Donald Marolf, Sean McBride

arxiv:1908.03998 v2 · 2019-08-12 · 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{6QX47CFGZHEMDFNCPMSB4L6KHH}

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

How traversable is a traversable wormhole?

Receipt and verification

First computed	2026-07-05T00:19:09.983915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f42fcf88a6c9c8c195a27b241e2fca39c5c4ffdba22ca4771378cbddca7a3bf2

Aliases

arxiv: 1908.03998 · arxiv_version: 1908.03998v2 · doi: 10.48550/arxiv.1908.03998 · pith_short_12: 6QX47CFGZHEM · pith_short_16: 6QX47CFGZHEMDFNC · pith_short_8: 6QX47CFG

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/6QX47CFGZHEMDFNCPMSB4L6KHH \
  | 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: f42fcf88a6c9c8c195a27b241e2fca39c5c4ffdba22ca4771378cbddca7a3bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a82c7d1681bd0eea6b207059d33a4600485d3bc493dbc795f555e9544d4606d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-08-12T04:37:51Z",
    "title_canon_sha256": "83cc0b1cbed6b28eb74265054aa84f1bdd9cc947d514f870878fce7c497f6732"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03998",
    "kind": "arxiv",
    "version": 2
  }
}