Pith Number

pith:H4EIYCBG

pith:2017:H4EIYCBGR7V73AG6O37NMOKBHS

not attested not anchored not stored refs pending

Herschel Spectroscopy of Early Type Galaxies

Alison Crocker, Lisa M. Young, Ryen Carl Lapham

arxiv:1705.00653 v1 · 2017-05-01 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4EIYCBGR7V73AG6O37NMOKBHS}

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	2026-05-18T00:44:51.040734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f088c08268febfd80de76fed639413c8fddf13335f0ecc13effe22aef7be20d

Aliases

arxiv: 1705.00653 · arxiv_version: 1705.00653v1 · doi: 10.48550/arxiv.1705.00653 · pith_short_12: H4EIYCBGR7V7 · pith_short_16: H4EIYCBGR7V73AG6 · pith_short_8: H4EIYCBG

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/H4EIYCBGR7V73AG6O37NMOKBHS \
  | 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: 3f088c08268febfd80de76fed639413c8fddf13335f0ecc13effe22aef7be20d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437e8d243a3ac1e008e9e78167e8b6b293796ae031a769f05ba9a744925edf9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-01T18:27:35Z",
    "title_canon_sha256": "18dc392a458e10acea840bc95a62fc7ec3ffd68106e0eb87dbbedd1424b5d0ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00653",
    "kind": "arxiv",
    "version": 1
  }
}