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 - NORTHERN SAMAR 1ST Award a ₱4.9M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
5df1b8723d154ebaf561bc8dd8d7980aab1e99ccd73d018dfbdefe343867edfe
Status:
Included and unchanged
Block:
#4,755 1,258 blocks after it
Position in block:
Transaction 989 of 2,810
Award day:
Mar 23, 2022 (4 yrs 7 mo ago)
Value:
₱4,925,100.00
Project:
22IH0112
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 #4,755 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 2022 CSSP", i.e. the FY2022 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 - NORTHERN SAMAR 1ST awarded it to CDU CONSTRUCTION on 2022-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22IH0112: On-Going, 67.91% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 5df1b8723d…67edfenow …
- 2. Block Merkle root changedstored 63af5e405d…b418bbnow …
- 3. Block #4755 hash changedstored 644c2530fa…dcbb1enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,809 records. Each step hashes the current value together with the sibling shown.
- leaf 5df1b8723d154ebaf561bc8dd8d7980aab1e99ccd73d018dfbdefe343867edfe
- 01 L 5de6a05c30e373b660379de0a5765bb25ff9e40440f591aaf47424525f73f08f
- 02 R e89df70fcb86681568ef8186b1cce1701d207f2b3fda7b693a1c5a9999c58365
- 03 L 7d8ecb9d89f43dba053b07ad388fb48858a8fb7875957eefb762ffd614b4279b
- 04 L 76f8795f5199bf369115c6c8dafd64a1410329c7f754b362bffaf1a06bebe79d
- 05 L 7aa6df4a8615d7eb18ca2b0c91cb795b7a1e76e036181a10390813924f6277c1
- 06 R 002cbd6f7683308b06d48f0ce75f8110057c6f82a9d77c9dd53434dcfd0aaf9b
- 07 L 2d5c1ddaaab26323fd066584085d0a3f0f8423b497dc4aa4603eea2ec0109e46
- 08 L 6a13e358db2c8e004cb772628568d8e32d9c6ef8cb65f67d4fc5ee9fce18e9fc
- 09 L e5eaa68f8446e7ea50467da23be767658e9a134c78172fddbe84123a52aa5d7e
- 10 L 4da44a48ad6321423fcbbd929540bc448f0c4605536c3b0eff360929b773977c
- 11 R eb03f3a7055bce3c70ae993d9025ba5b3d120b8da8cd2e997b021257fe08c754
- 12 R a7bef854399dc6685d0a2f68ba8ba711a6874fdbfe5f30891fcdce900425fc1b
- root 63af5e405d5c4d05172a1caced43fe6e414da691797cbdae170f6ff9c1b418bb