Pith Number

pith:YI2V2UHA

pith:2005:YI2V2UHAE7I7ZBV6SIKSWUK7K4

not attested not anchored not stored refs pending

Spacetime foam and high-energy photons

C. Rupp, F.R. Klinkhamer

arxiv:astro-ph/0511267 v3 · 2005-11-09 · astro-ph · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YI2V2UHAE7I7ZBV6SIKSWUK7K4}

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	2026-05-18T04:34:17.645564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2355d50e027d1fc86be92152b515f5710ec5c90ae4f01fb0fef4c16e48e31d5

Aliases

arxiv: astro-ph/0511267 · arxiv_version: astro-ph/0511267v3 · doi: 10.48550/arxiv.astro-ph/0511267 · pith_short_12: YI2V2UHAE7I7 · pith_short_16: YI2V2UHAE7I7ZBV6 · pith_short_8: YI2V2UHA

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/YI2V2UHAE7I7ZBV6SIKSWUK7K4 \
  | 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: c2355d50e027d1fc86be92152b515f5710ec5c90ae4f01fb0fef4c16e48e31d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1260255735d65edf7c3a4d6492293a79ffc78f14814661c8d9c8f94018b781e",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-09T18:44:47Z",
    "title_canon_sha256": "07cf7f6486e26e312fc84f4102d83aef5a7bd9e3ca2477b7e216f1218a40d24f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511267",
    "kind": "arxiv",
    "version": 3
  }
}