Pith Number

pith:MGG7ZPLK

pith:1998:MGG7ZPLKY4AD723E7WDINS2Y3C

not attested not anchored not stored refs pending

Probing Matrix Black Holes

Emil Martinec, Miao Li

arxiv:hep-th/9801070 v1 · 1998-01-12 · 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{MGG7ZPLKY4AD723E7WDINS2Y3C}

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	2026-07-04T14:33:10.077188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

618dfcbd6ac7003feb64fd8686cb58d8848dcab8f9d860be3301cf8d604a10da

Aliases

arxiv: hep-th/9801070 · arxiv_version: hep-th/9801070v1 · doi: 10.48550/arxiv.hep-th/9801070 · pith_short_12: MGG7ZPLKY4AD · pith_short_16: MGG7ZPLKY4AD723E · pith_short_8: MGG7ZPLK

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/MGG7ZPLKY4AD723E7WDINS2Y3C \
  | 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: 618dfcbd6ac7003feb64fd8686cb58d8848dcab8f9d860be3301cf8d604a10da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801ccbd7573368db8f17786c10a56ecb6cdde82895cc287b17652b4933fcb53a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-01-12T21:45:48Z",
    "title_canon_sha256": "9bc54f06cb2693da07b1a8a017f0789f9cd993b80ff00ba653845f74b09bc1dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9801070",
    "kind": "arxiv",
    "version": 1
  }
}