Pith Number

pith:QQEI3M35

pith:2005:QQEI3M35CERI6PD4VQM7YFMD5W

not attested not anchored not stored refs pending

Closed strings in Misner space: a toy model for a Big Bounce ?

Boris Pioline (LPTHE, Bruno Durin (LPTHE), LPTENS)

arxiv:hep-th/0501145 v2 · 2005-01-19 · 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{QQEI3M35CERI6PD4VQM7YFMD5W}

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	2026-05-18T01:38:45.866767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84088db37d11228f3c7cac19fc1583ed8e425912484b9dcd5d44a1f211917ac7

Aliases

arxiv: hep-th/0501145 · arxiv_version: hep-th/0501145v2 · doi: 10.48550/arxiv.hep-th/0501145 · pith_short_12: QQEI3M35CERI · pith_short_16: QQEI3M35CERI6PD4 · pith_short_8: QQEI3M35

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/QQEI3M35CERI6PD4VQM7YFMD5W \
  | 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: 84088db37d11228f3c7cac19fc1583ed8e425912484b9dcd5d44a1f211917ac7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "079d8b6a177b48f339ef6106ad3c89da855bb17696257e326501286802ffe59c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-01-19T10:54:21Z",
    "title_canon_sha256": "42a48d4affad78b5cb59901f0b4f2259e98f1b5be405a96085339244307af02d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0501145",
    "kind": "arxiv",
    "version": 2
  }
}