Pith Number

pith:3EICREKX

pith:2011:3EICREKXPPP7AUTK47ZB23JUJR

not attested not anchored not stored refs pending

Multiwavelength campaign on Mrk 509. VI. HST/COS observations of the far-ultraviolet spectrum

(10) Institute of Astronomy, (11) Mullard Space Science Laboratory, (12) INAF-IASF Bologna, (13) UJF-Grenoble, (14) University of Southampton), 2), (2) The Johns Hopkins University, (3) Virginia Tech, (4) SRON, 5), (5) University of Utrecht, (6) Universidad Catolica del Norte, 7), (7) University of Oxford, (8) Technion, (9) Universita degli Studi Roma Tre, A. J. Blustin (10), B. Borguet (3), C. Pinto (4), D. Edmonds (3), E. Behar (8), E. Costantini (4), G. A. Kriss (1, G. Branduardi-Raymont (11), G. Ponti (14) ((1) Space Telescope Science Institute, J. Ebrero (4), J.S. Kaastra (4, K. C. Steenbrugge (6, M. Cappi (12), M. Mehdipour (11), N. Arav (3), P. Petrucci (13), R.G. Detmers (4, S. Bianchi (9), University College London, University of Cambridge

arxiv:1107.0661 v1 · 2011-07-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3EICREKXPPP7AUTK47ZB23JUJR}

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	2026-05-18T02:01:25.057956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9102891577bdff0526ae7f21d6d344c4c9bcff5de7d90c9cf42da34d18455d6

Aliases

arxiv: 1107.0661 · arxiv_version: 1107.0661v1 · doi: 10.48550/arxiv.1107.0661 · pith_short_12: 3EICREKXPPP7 · pith_short_16: 3EICREKXPPP7AUTK · pith_short_8: 3EICREKX

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/3EICREKXPPP7AUTK47ZB23JUJR \
  | 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: d9102891577bdff0526ae7f21d6d344c4c9bcff5de7d90c9cf42da34d18455d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36ccb00ec5faec48146d2ec81a5e2894716cd63c94b7bccf9505b7b5094127db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-04T15:33:12Z",
    "title_canon_sha256": "5f0cf2b2923dd84952ba191ddd9c479142a05cb31e62e598491d0e5e7a10d859"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0661",
    "kind": "arxiv",
    "version": 1
  }
}