Pith Number

pith:AHAVKGAQ

pith:2015:AHAVKGAQBQ2KKBHDB6IQRQGLP7

not attested not anchored not stored refs pending

Integral Field Spectroscopy of AGN Absorption Outflows: Mrk 509 and IRAS F04250-5718

David S. N. Rupke (Rhodes College), Guilin Liu (Virginia Tech), Nahum Arav (Virginia Tech)

arxiv:1509.05773 v1 · 2015-09-18 · 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{AHAVKGAQBQ2KKBHDB6IQRQGLP7}

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	2026-05-18T01:27:57.272874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01c15518100c34a504e30f9108c0cb7fd15262baf28e7387e945ab42f6355b78

Aliases

arxiv: 1509.05773 · arxiv_version: 1509.05773v1 · doi: 10.48550/arxiv.1509.05773 · pith_short_12: AHAVKGAQBQ2K · pith_short_16: AHAVKGAQBQ2KKBHD · pith_short_8: AHAVKGAQ

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/AHAVKGAQBQ2KKBHDB6IQRQGLP7 \
  | 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: 01c15518100c34a504e30f9108c0cb7fd15262baf28e7387e945ab42f6355b78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9b7ce95bb1b01958727e799670d40f6c9d8d14d81ecbfd8eaaca246a8c3839",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-18T20:03:54Z",
    "title_canon_sha256": "0db491ed30fd7c76393d7021d928c14b6007d09aff4c458383f7ac25218fbbf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05773",
    "kind": "arxiv",
    "version": 1
  }
}