Pith Number

pith:IDMAK7TH

pith:2018:IDMAK7THKEVYBLCSMUN3OI2KT7

not attested not anchored not stored refs pending

Color gradients reflect an inside-out growth in early-type galaxies of the cluster MACS J1206.2-0847

Bodo Ziegler, Miguel Verdugo, Ulrike Kuchner, Victor Marian

arxiv:1806.10625 v2 · 2018-06-27 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDMAK7THKEVYBLCSMUN3OI2KT7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:05:30.624520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40d8057e67512b80ac52651bb7234a9ff5b5eed680b93fa60cc8e56f8d64ff3c

Aliases

arxiv: 1806.10625 · arxiv_version: 1806.10625v2 · doi: 10.48550/arxiv.1806.10625 · pith_short_12: IDMAK7THKEVY · pith_short_16: IDMAK7THKEVYBLCS · pith_short_8: IDMAK7TH

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/IDMAK7THKEVYBLCSMUN3OI2KT7 \
  | 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: 40d8057e67512b80ac52651bb7234a9ff5b5eed680b93fa60cc8e56f8d64ff3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6e9d5d5bf60ad6aeacf84f32983410056890c5d0a309bf45e82607aa1b769d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-27T18:02:04Z",
    "title_canon_sha256": "d280dcb2d0085233d45617fbf2d6239d979f5b171a2e41e5b6cd84c47f72edc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10625",
    "kind": "arxiv",
    "version": 2
  }
}