Pith Number

pith:UCTHUUCH

pith:2009:UCTHUUCHCFPIJ3622WIEPBKQNK

not attested not anchored not stored refs pending

Cosmological Imprints of Pre-Inflationary Particles

Anastasia Fialkov, Ely D. Kovetz, Nissan Itzhaki

arxiv:0911.2100 v1 · 2009-11-11 · astro-ph.CO · gr-qc · hep-ph · hep-th

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

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	2026-05-18T02:34:11.264707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0a67a5047115e84efdad5904785506a8a0ef6e88d9fe01c3f226eab9198bc33

Aliases

arxiv: 0911.2100 · arxiv_version: 0911.2100v1 · doi: 10.48550/arxiv.0911.2100 · pith_short_12: UCTHUUCHCFPI · pith_short_16: UCTHUUCHCFPIJ362 · pith_short_8: UCTHUUCH

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/UCTHUUCHCFPIJ3622WIEPBKQNK \
  | 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: a0a67a5047115e84efdad5904785506a8a0ef6e88d9fe01c3f226eab9198bc33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0ad8639387c579e77fe168e918569cd3590c415ae42e8916e1f853eb155c471",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-11T10:27:27Z",
    "title_canon_sha256": "14e01a1c548c47ab65fae8bb37f03c9854c42d105e2401e6ab5df3fe2d249eed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2100",
    "kind": "arxiv",
    "version": 1
  }
}