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
CITY OF TOLEDO, CEBU Award a ₱124.6M contract to NATIONSTAR DEVELOPMENT CORPORATIONCities
Transaction hash:
0721d2b23cbee080e9e6bba0cb0eee1e5716f02895e9b702041567cbe6898721
Status:
Included and unchanged
Block:
#3,964 2,049 blocks after it
Position in block:
Transaction 5 of 301
Award day:
Dec 13, 2019 (6 yrs 11 mo ago)
From:
Value:
₱124,588,888.88
Project:
Construction Project
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 #3,964 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)CITY OF TOLEDO, CEBU awarded it to NATIONSTAR DEVELOPMENT CORPORATION on 2019-12-13.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 0721d2b23c…898721now …
- 2. Block Merkle root changedstored d123483546…8ba0c1now …
- 3. Block #3964 hash changedstored 3535dd2f23…5b6cf4now …
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 300 records. Each step hashes the current value together with the sibling shown.
- leaf 0721d2b23cbee080e9e6bba0cb0eee1e5716f02895e9b702041567cbe6898721
- 01 L 06305af7be75565ca6776961b1d3ba20aaaa9127cc9e491900e069f06dd7b978
- 02 R 09683a1296443d633f1c7034da69905cb4f17578dc3084523332eb60684a4542
- 03 L bbb753c38b14156668a4f644fa2c73954e9d204a60ea98b345014013da68f854
- 04 R 25cf698c721c905d60c458d2a018fef319dc01b2cd92eceb393d0a5d5c631e71
- 05 R b04a7aa0bcb71215bec37dbc9720b7a5e72cd79e0bd6c10787631dbe69702818
- 06 R 31a517ff13e1938d114459f477a698278a28b2aec42eeb34e3be8be51df3c6fe
- 07 R a5a09faa1ffcf98f91bd7ccc43cd7eebe6ade585229b6b92aeed7178f8fe7892
- 08 R 2480d5f2cad1b94d5097f0e943db8bf318dfa1a8d4d4267e8ba3ae6b1d6d925c
- 09 R c296f6e5b90fe76424df4cc2d55948573052a6bc71f8694a46fcd87995930f8a
- root d123483546b8a76f8931a734ce7a1896d3fe23c4e8d853c0cd6f5272c58ba0c1