DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
NUEVA VIZCAYA STATE UNIVERSITY Award a ₱6.4M contract to SIFU J BUILDERS CORPORATIONNational agencies
Transaction hash:
b7fdffaffbc06295656a9d3d6b20781e7862744c21f6ca63baef889a24af26b2
Status:
Included and unchanged
Block:
#4,021 1,992 blocks after it
Position in block:
Transaction 272 of 382
Award day:
Feb 11, 2020 (6 yrs 9 mo ago)
Value:
₱6,412,706.48
Project:
Infrastructure
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,021 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)NUEVA VIZCAYA STATE UNIVERSITY awarded it to SIFU J BUILDERS CORPORATION on 2020-02-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored b7fdffaffb…af26b2now …
- 2. Block Merkle root changedstored bf1844be2f…ab7164now …
- 3. Block #4021 hash changedstored 8236be5866…a4491dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 381 records. Each step hashes the current value together with the sibling shown.
- leaf b7fdffaffbc06295656a9d3d6b20781e7862744c21f6ca63baef889a24af26b2
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- 02 R c5589ab7df8ef8f7326a27b12f5cb727c4547b1dfa9520d31fbce5aaf01eba82
- 03 R c724361ab6506065e797b0692fdf85fa2cff7249688c9e94bf4ff2f8e574e62d
- 04 R 806966f9e04b253152d2d94297ceb8eb4d68c37ef72bd1197e04237b4b3a49b5
- 05 L ee65718cfb84310358add18b73c01d7a83f3ec03a3f3b131a0f17cfe88dd0668
- 06 R a0a7b8a8133e8faf5f1a53dbfc5e1c89ae30879e077561910fd737cdce6aa64c
- 07 R 7056c5333438d9e328a863f0d4254bd85985cd22be157967727e95758a551fab
- 08 R 6bf27292373edd09fba87ca9df16ee58e55fd42d9e9e06daeed0d0b4bee1b541
- 09 L 916e5565ffc855c3cd1af07e80c8e1285ce88fb8aedd3d8d702fb89c913d557c
- root bf1844be2f4e1d702d3ea97566c2a614c04158a39233305a82958d2486ab7164