Pith Number

pith:MSO5V26T

pith:2013:MSO5V26T6SHCWC3CERMU5XVCUZ

not attested not anchored not stored refs pending

Singularity Free Rainbow Universe

Barun Majumder

arxiv:1305.3709 v1 · 2013-05-16 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MSO5V26T6SHCWC3CERMU5XVCUZ}

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	2026-05-18T03:12:22.094789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

649ddaebd3f48e2b0b6224594edea2a64abbf20f46973395d91da7ac99ca6ba6

Aliases

arxiv: 1305.3709 · arxiv_version: 1305.3709v1 · doi: 10.48550/arxiv.1305.3709 · pith_short_12: MSO5V26T6SHC · pith_short_16: MSO5V26T6SHCWC3C · pith_short_8: MSO5V26T

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/MSO5V26T6SHCWC3CERMU5XVCUZ \
  | 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: 649ddaebd3f48e2b0b6224594edea2a64abbf20f46973395d91da7ac99ca6ba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5842ac36cc26b0bcc90c486ebfc3631cf4083b08cd2f8d3b755804d067b11009",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-05-16T08:29:55Z",
    "title_canon_sha256": "81470414ad379110663bc8fcb5c497ef088324615c5f885ec15043ed7ce798d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3709",
    "kind": "arxiv",
    "version": 1
  }
}