Pith Number

pith:FV6H4MOD

pith:2015:FV6H4MODHQ3IFODGTUVXCEXUQX

not attested not anchored not stored refs pending

ALMA Imprint of Intergalactic Dark Structures in the Gravitational Lens SDP.81

Kaiki Taro Inoue, Masashi Chiba, Satoki Matsushita, Takeo Minezaki

arxiv:1510.00150 v2 · 2015-10-01 · astro-ph.GA · 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{FV6H4MODHQ3IFODGTUVXCEXUQX}

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	2026-05-18T01:19:11.661275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d7c7e31c33c3682b8669d2b7112f485dbcb2bb52e7031192749a829077dae8a

Aliases

arxiv: 1510.00150 · arxiv_version: 1510.00150v2 · doi: 10.48550/arxiv.1510.00150 · pith_short_12: FV6H4MODHQ3I · pith_short_16: FV6H4MODHQ3IFODG · pith_short_8: FV6H4MOD

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/FV6H4MODHQ3IFODGTUVXCEXUQX \
  | 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: 2d7c7e31c33c3682b8669d2b7112f485dbcb2bb52e7031192749a829077dae8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "500902dc2552f75d4fbea3c7808abff3600763d449ffc51d2fe427b2b5b8c7db",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-01T09:13:14Z",
    "title_canon_sha256": "72f3d351c73beb821f8872ae872a47a3af0910a656e79bca59765571b200b6a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00150",
    "kind": "arxiv",
    "version": 2
  }
}