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 - SDN 1ST DEO Award a ₱12.6M contract to ALGAMON CONSTRUCTIONNational agencies
Transaction hash:
7cca09ba12e9a80057811a67b003a9f1ebd57a043993ff3a2f79a34db811806d
Status:
Included and unchanged
Block:
#2,774 3,239 blocks after it
Position in block:
Transaction 70 of 151
Award day:
Jun 24, 2016 (10 yrs 4 mo ago)
Value:
₱12,648,472.40
Project:
16NF0053
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 #2,774 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDN 1ST DEO awarded it to ALGAMON CONSTRUCTION on 2016-06-24.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 7cca09ba12…11806dnow …
- 2. Block Merkle root changedstored 321f13a65e…01d186now …
- 3. Block #2774 hash changedstored e2f3251098…54fbb2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 150 records. Each step hashes the current value together with the sibling shown.
- leaf 7cca09ba12e9a80057811a67b003a9f1ebd57a043993ff3a2f79a34db811806d
- 01 R 7ccdadbae5baf92ebb096d4de02f6f21c5958d2f7ab22989e80338fb395bf020
- 02 L 1fe5aab7eccac7acdf4862380d868b61acb08d1c4e87b220d1d77d0aea936568
- 03 L 5d89632c51e0a685602ed1e6f08f3d198eaa354edecc04fd2b6487bf2744bb74
- 04 R c277d7c6fcb3e4f138bbb6b6c8c80a1bf8fa78001e7b776dd50a5cf7c3506e48
- 05 R 47889efcb25ce9365862a19051cb62cfedf3d4024b0eab1365efdb1a18a83166
- 06 R 3fbf01a95fdbb95ee46515972acfa43fb5758dcd7ad912f71990a5ccf5fb4ce9
- 07 L 7679c8fcf7b3e4b204c2300f5b2df45fce14b20c8b21540f95bb1f68757d52cd
- 08 R a6d1c44587e553dc5d3237636e3d15875ebb28fb03bcfaf5584d8acb470618c1
- root 321f13a65ee83e29568cd5cb46bf17df54357247f2dfc9cc2f45960ccb01d186