Pith Number

pith:ATU2DJSR

pith:2016:ATU2DJSRLIQGCP6TYY3Y6G7SVW

not attested not anchored not stored refs pending

Incidence of HI 21-cm absorption in strong FeII systems at $0.5<z<1.5$

J. Ge, J.-K. Krogager, N. Gupta, P. Noterdaeme, P. Petitjean, R. Dutta, R. Joshi, R. Srianand

arxiv:1611.07034 v1 · 2016-11-21 · 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{ATU2DJSRLIQGCP6TYY3Y6G7SVW}

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	2026-05-18T00:53:06.677136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04e9a1a6515a20613fd3c6378f1bf2adb2949ab6f51614edcf8a0a1c7405cf3e

Aliases

arxiv: 1611.07034 · arxiv_version: 1611.07034v1 · doi: 10.48550/arxiv.1611.07034 · pith_short_12: ATU2DJSRLIQG · pith_short_16: ATU2DJSRLIQGCP6T · pith_short_8: ATU2DJSR

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/ATU2DJSRLIQGCP6TYY3Y6G7SVW \
  | 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: 04e9a1a6515a20613fd3c6378f1bf2adb2949ab6f51614edcf8a0a1c7405cf3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "915755db921633e5a4fd99f5789918b149130e8b05f5e90fac27d5fe505f74e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-21T21:00:04Z",
    "title_canon_sha256": "3812832f1a2f9fab4e1645321f92f52b6129a5427aa88df755f86fab2a35512b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07034",
    "kind": "arxiv",
    "version": 1
  }
}