Pith Number

pith:2RBZOBVL

pith:2017:2RBZOBVL6JEBCHKX2BCKGTSXI4

not attested not anchored not stored refs pending

An extended cold gas absorber in a central cluster galaxy

Alastair C. Edge (CEA, Durham), Russell J. Smith

arxiv:1706.08533 v1 · 2017-06-26 · 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{2RBZOBVL6JEBCHKX2BCKGTSXI4}

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	2026-05-18T00:38:25.697718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4439706abf248111d57d044a34e5747271a32fb6db559465947cb2bae2f0971

Aliases

arxiv: 1706.08533 · arxiv_version: 1706.08533v1 · doi: 10.48550/arxiv.1706.08533 · pith_short_12: 2RBZOBVL6JEB · pith_short_16: 2RBZOBVL6JEBCHKX · pith_short_8: 2RBZOBVL

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/2RBZOBVL6JEBCHKX2BCKGTSXI4 \
  | 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: d4439706abf248111d57d044a34e5747271a32fb6db559465947cb2bae2f0971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a199c2b66c57702bc793c6bbcdb4af9c00dc88344dc472cff0d1ba86f42d6ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-26T18:00:03Z",
    "title_canon_sha256": "dd2c2eaf67221978be7e9dca952b24bed9613822edb2877e0b8295f272dba398"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08533",
    "kind": "arxiv",
    "version": 1
  }
}