Pith Number

pith:26VSPPOK

pith:2017:26VSPPOKW3F2CK5PZ7RCS2SAO6

not attested not anchored not stored refs pending

iPTF Archival Search for Fast Optical Transients

A. Gal-Yam, A. Urban, A. Y. Q. Ho, C. Fremling, D. A. Kann, D. A. Perley, D. Kaplan, E. C. Bellm, E. O. Ofek, F. Masci, F. Rusu, J. Sollerman, M. M. Kasliwal, P. Brady, P. E. Nugent, R. R. Laher, S. B. Cenko, S. M. Adams, S. R. Kulkarni, V. Ravi, W. Zhao

arxiv:1712.00949 v2 · 2017-12-04 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{26VSPPOKW3F2CK5PZ7RCS2SAO6}

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	2026-05-18T00:22:57.456738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7ab27bdcab6cba12bafcfe2296a4077a60d19003a5fca58ac8321fbde7af657

Aliases

arxiv: 1712.00949 · arxiv_version: 1712.00949v2 · doi: 10.48550/arxiv.1712.00949 · pith_short_12: 26VSPPOKW3F2 · pith_short_16: 26VSPPOKW3F2CK5P · pith_short_8: 26VSPPOK

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/26VSPPOKW3F2CK5PZ7RCS2SAO6 \
  | 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: d7ab27bdcab6cba12bafcfe2296a4077a60d19003a5fca58ac8321fbde7af657

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e709765ceff3154562fa220e5db84e4d9b0f084f96781011a8b057f524ef3168",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-04T08:26:26Z",
    "title_canon_sha256": "53d568e6cff3b7fe9db16c9d8b5c7a8d20d2a2348bdc8f485e00ccc6f5cb8d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00949",
    "kind": "arxiv",
    "version": 2
  }
}