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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND Award a ₱20.7M contract to MITZ CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
377d5732cda3e1aef8c8261fe68b61b8a7f9b5e80827d00ae9b330992bd5b1e2
Status:
Included and unchanged
Block:
#4,489 1,524 blocks after it
Position in block:
Transaction 62 of 288
Award day:
Jun 24, 2021 (5 yrs 4 mo ago)
Value:
₱20,731,425.43
Project:
21LG0034
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 #4,489 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)DPWH lists the funding source as "Regular Infra - GAA 2021 OO-1", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND awarded it to MITZ CONSTRUCTION AND SUPPLY on 2021-06-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LG0034: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-12-14). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 377d5732cd…d5b1e2now …
- 2. Block Merkle root changedstored e0b3ad1883…1928e3now …
- 3. Block #4489 hash changedstored a4249b3b2b…91cbf2now …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf 377d5732cda3e1aef8c8261fe68b61b8a7f9b5e80827d00ae9b330992bd5b1e2
- 01 R 3972052600e8f17eb9c7e32eef922742df410d25e58d0489423a036e5e06ac58
- 02 L 12e1f378f68700b2ce2b544494e3c3b9b0a39a179e1fd2b7956f98f2d6357981
- 03 L 99ff48f20e50d01afdaa295ce90b198d9dac8500c848454c12fb6283bc702311
- 04 L 2c4792d91c1459de5a2b3ce9c4019042735f497fc1bf61a2c7f9c62330d755c6
- 05 L 3e97cc6188c777f3e719404464080a4dd9b448bef20fb8fbb6ac1460e23f0a10
- 06 L 43d91c41d22e96c9751aab961bd7c73ef52eb8a6a969a462d7f7db83a8a2c865
- 07 R 1c1056c62b8556c8cbf293d8c0ee8525056a2d75aa8f0dfcef050bf1758757ea
- 08 R 087631de5fec021bc68539d67ff783ab4d0288d4c5ff85d619442529b045d0b6
- 09 R 8d9b98ca14f94286a83bd3da2591a4f4632c8d53ed87399cf3828a3bf201b384
- root e0b3ad188306a5cb2a8e881d63cc063164f1da51c6e0d3ccf769b8978e1928e3