Pith Number

pith:U3BOBTGE

pith:2011:U3BOBTGER3L3SL3VVHTAPDDNUQ

not attested not anchored not stored refs pending

A review of the Z-track sources

M. Balucinska-Church, M. J. Church

arxiv:1110.1281 v1 · 2011-10-06 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3BOBTGER3L3SL3VVHTAPDDNUQ}

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	2026-05-18T04:11:32.373275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c2e0ccc48ed7b92f75a9e6078c6da424b4a85a0aa98f672ff2bc7af6a4c691

Aliases

arxiv: 1110.1281 · arxiv_version: 1110.1281v1 · doi: 10.48550/arxiv.1110.1281 · pith_short_12: U3BOBTGER3L3 · pith_short_16: U3BOBTGER3L3SL3V · pith_short_8: U3BOBTGE

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/U3BOBTGER3L3SL3VVHTAPDDNUQ \
  | 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: a6c2e0ccc48ed7b92f75a9e6078c6da424b4a85a0aa98f672ff2bc7af6a4c691

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e032977901e3882bc463d28d7776e21c6db4befec1bc3c413cbfcffc511f1f52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-10-06T14:36:21Z",
    "title_canon_sha256": "7f78b378d4a260dbfac0d24f9265b9846a32d52b77e69a3af2c0ab3f8bd2303d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1281",
    "kind": "arxiv",
    "version": 1
  }
}