Pith Number

pith:NUTT4TDI

pith:2021:NUTT4TDI72NYCSWDWMERX24OG5

not attested not anchored not stored refs pending

GRB 160410A: the first Chemical Study of the Interstellar Medium of a Short GRB

A. de Ugarte Postigo, A. Giunta, A. Klotz, A. Melandri, A. Rossi, C. C. Kirkpatrick IV, C. C. Th\"one, C. Kouveliotou, D. A. Kann, D. A. Perley, D. Hartmann, D. Malesani, D. Xu, G. Pugliese, J. F. Ag\"u\'i Fern\'andez, J. Greiner, J. Selsing, K. E. Heintz, K. Wiersema, M. Blazek, N. R. Tanvir, P. D'Avanzo, P. Jakobsson, P. Schady, R. L. C. Starling, R. M. Yates, R. Salvaterra, S. Campana, S. D. Vergani, S. R. Oates

arxiv:2109.13838 v2 · 2021-09-28 · astro-ph.HE · 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{NUTT4TDI72NYCSWDWMERX24OG5}

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	2026-07-05T05:46:11.220570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d273e4c68fe9b814ac3b3091beb8e37748a18c85c01990ee791a5269df49641

Aliases

arxiv: 2109.13838 · arxiv_version: 2109.13838v2 · doi: 10.48550/arxiv.2109.13838 · pith_short_12: NUTT4TDI72NY · pith_short_16: NUTT4TDI72NYCSWD · pith_short_8: NUTT4TDI

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/NUTT4TDI72NYCSWDWMERX24OG5 \
  | 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: 6d273e4c68fe9b814ac3b3091beb8e37748a18c85c01990ee791a5269df49641

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2a993976fd2be7049a560d32b5bb56c3439c43b1672cc2eb64deb4c1fbd2a24",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-09-28T16:12:53Z",
    "title_canon_sha256": "ff89c5dea303088ffa75b9043bd6101eaf435dacd446cf5b5a40479784e72dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13838",
    "kind": "arxiv",
    "version": 2
  }
}