Pith Number

pith:BDC3U5FW

pith:2019:BDC3U5FWZKBYLYELQDPHCGEY33

not attested not anchored not stored refs pending

Towards Gaussian states for loop quantum gravity

Hanno Sahlmann, Robert Seeger

arxiv:1906.05686 v2 · 2019-06-13 · gr-qc · hep-th · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDC3U5FWZKBYLYELQDPHCGEY33}

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	2026-07-05T01:06:30.768828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08c5ba74b6ca8385e08b80de711898ded7122059934df62ce59fb2f121a0139b

Aliases

arxiv: 1906.05686 · arxiv_version: 1906.05686v2 · doi: 10.48550/arxiv.1906.05686 · pith_short_12: BDC3U5FWZKBY · pith_short_16: BDC3U5FWZKBYLYEL · pith_short_8: BDC3U5FW

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/BDC3U5FWZKBYLYELQDPHCGEY33 \
  | 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: 08c5ba74b6ca8385e08b80de711898ded7122059934df62ce59fb2f121a0139b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd6080425011a707d8c97127d3d3868b119586360fd6d4548b7631702a3591ed",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-13T13:48:20Z",
    "title_canon_sha256": "9e3790abc7b0699f1d0bd75485a349dac376c16aeb4405aeda2a7176aebdaf6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05686",
    "kind": "arxiv",
    "version": 2
  }
}