Pith Number

pith:SPDJGRWN

pith:2016:SPDJGRWNWQL7TU75UDNHLM7JGN

not attested not anchored not stored refs pending

A comparative study of intervening and associated HI 21-cm absorption profiles in redshifted galaxies

A. Divoli, J. R. Allison, S. J. Curran, S. W. Duchesne

arxiv:1608.01055 v2 · 2016-08-03 · 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{SPDJGRWNWQL7TU75UDNHLM7JGN}

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	2026-05-18T01:08:23.524957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93c69346cdb417f9d3fda0da75b3e9334a2c8e2c55718c7dd29efab650d05989

Aliases

arxiv: 1608.01055 · arxiv_version: 1608.01055v2 · doi: 10.48550/arxiv.1608.01055 · pith_short_12: SPDJGRWNWQL7 · pith_short_16: SPDJGRWNWQL7TU75 · pith_short_8: SPDJGRWN

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/SPDJGRWNWQL7TU75UDNHLM7JGN \
  | 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: 93c69346cdb417f9d3fda0da75b3e9334a2c8e2c55718c7dd29efab650d05989

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da8dc09de0d80e3c6ef7c943fc88c965277c079afefd76607791ede15b20b9b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-08-03T02:19:53Z",
    "title_canon_sha256": "c90d85c9c6bcbc4bcc7a7326ee721b060ff51d1dda522442c901beeb75b5a418"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01055",
    "kind": "arxiv",
    "version": 2
  }
}