Pith Number

pith:HCOFKLXH

pith:2010:HCOFKLXH5N2UBZQF6MQEXNI5ST

not attested not anchored not stored refs pending

New Constraints on the Complex Mass Substructure in Abell 1689 from Gravitational Flexion

Adrienne Leonard, David M. Goldberg, Lindsay J. King

arxiv:1009.1018 v2 · 2010-09-06 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HCOFKLXH5N2UBZQF6MQEXNI5ST}

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	2026-05-18T02:05:36.448040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

389c552ee7eb7540e605f3204bb51d94c3a647017cf95a5d5d33df1eb2e79b4a

Aliases

arxiv: 1009.1018 · arxiv_version: 1009.1018v2 · doi: 10.48550/arxiv.1009.1018 · pith_short_12: HCOFKLXH5N2U · pith_short_16: HCOFKLXH5N2UBZQF · pith_short_8: HCOFKLXH

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/HCOFKLXH5N2UBZQF6MQEXNI5ST \
  | 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: 389c552ee7eb7540e605f3204bb51d94c3a647017cf95a5d5d33df1eb2e79b4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3496ecda8ac1a1aeece0eaf859364fb148706c5b8b404ee6a45bd7cbbd6571a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-09-06T10:47:39Z",
    "title_canon_sha256": "f10a004a4475ac362e78cd8ce02f070756c2717b3120488237c578ba9d18a33d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1018",
    "kind": "arxiv",
    "version": 2
  }
}