Pith Number

pith:2XBJQSA6

pith:1998:2XBJQSA6PXCXRPLIZHEUCSXTAS

not attested not anchored not stored refs pending

The Black Hole Information Puzzle and Evidence for a Cosmological Constant

George Chapline

arxiv:hep-th/9807175 v1 · 1998-07-22 · 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{2XBJQSA6PXCXRPLIZHEUCSXTAS}

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	2026-07-04T14:33:14.380411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5c298481e7dc578bd68c9c9414af304921734a63bf9010b1d1b4cea148f5421

Aliases

arxiv: hep-th/9807175 · arxiv_version: hep-th/9807175v1 · doi: 10.48550/arxiv.hep-th/9807175 · pith_short_12: 2XBJQSA6PXCX · pith_short_16: 2XBJQSA6PXCXRPLI · pith_short_8: 2XBJQSA6

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/2XBJQSA6PXCXRPLIZHEUCSXTAS \
  | 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: d5c298481e7dc578bd68c9c9414af304921734a63bf9010b1d1b4cea148f5421

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a00001233104ef928599790b719165a18b727a0f7a2e02d0a2b258e4a2d2cea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-07-22T22:47:16Z",
    "title_canon_sha256": "ee3d86a1323e36fe18b3803a95a9d50a29798950dbd767b204d5d37ae106c4ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9807175",
    "kind": "arxiv",
    "version": 1
  }
}