Pith Number

pith:TQML6FJD

pith:1995:TQML6FJDTEBRU2ZPLLXWFHDC3Q

not attested not anchored not stored refs pending

COMMENT ON ``BOUNDARY CONDITIONS FOR THE SCALAR FIELD IN THE PRESENCE OF SIGNATURE CHANGE''

Sean A. Hayward

arxiv:gr-qc/9502001 v1 · 1995-02-01 · 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{TQML6FJDTEBRU2ZPLLXWFHDC3Q}

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	2026-05-18T01:06:45.106957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c18bf152399031a6b2f5aef629c62dc382d0cb8f8339aa42ef4753afc185b24

Aliases

arxiv: gr-qc/9502001 · arxiv_version: gr-qc/9502001v1 · doi: 10.48550/arxiv.gr-qc/9502001 · pith_short_12: TQML6FJDTEBR · pith_short_16: TQML6FJDTEBRU2ZP · pith_short_8: TQML6FJD

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/TQML6FJDTEBRU2ZPLLXWFHDC3Q \
  | 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: 9c18bf152399031a6b2f5aef629c62dc382d0cb8f8339aa42ef4753afc185b24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c9fd1421554bb752ca667711877e12d4ab97bfeb6996b5e6732fcd016201efa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-02-01T08:24:13Z",
    "title_canon_sha256": "fe7b0595a31487e445813f9485d15a22a6ddc93077618c165975d819011c25a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9502001",
    "kind": "arxiv",
    "version": 1
  }
}