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 DEL SUR DIST Award a ₱47.5M contract to REYDAN BUILDERSNational agencies
Transaction hash:
bb2513e7d968c80366c09a6f29c7e75e1594672d9e54eba70bf0039341a0c53b
Status:
Included and unchanged
Block:
#5,184 829 blocks after it
Position in block:
Transaction 221 of 325
Award day:
Jun 14, 2023 (3 yrs 5 mo ago)
Value:
₱47,529,996.74
Project:
23LD0065-NOA, NTP & Contract
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 #5,184 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 2023 OO-1", i.e. the FY2023 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 DEL SUR DIST awarded it to REYDAN BUILDERS on 2023-06-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23LD0065: 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 2024-01-06). 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 bb2513e7d9…a0c53bnow …
- 2. Block Merkle root changedstored 54faeeb6a5…9e178enow …
- 3. Block #5184 hash changedstored 4cb5166c63…06a08fnow …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf bb2513e7d968c80366c09a6f29c7e75e1594672d9e54eba70bf0039341a0c53b
- 01 L b8470d47c754eeb27c0eaf40e4b820a84dd95c7628dd7f9e1ebfdf508acca0bf
- 02 R a910db997a0aa78e4a026b6be764fd01390aa6bb4b0241b91803454efedb5f25
- 03 L 02a3f292f776c3466e945709411ba9d6f8c1b45e7b0815cf2f0bab4cf55f1bcd
- 04 L a1348f825de6a7ae857426ee5b99a09fd34b17581d02d708a43a6b3cd31fa72a
- 05 L 839c11ce6feeaced5971867eaffbd360733f6e9ee06e80d050ab63672a5c432c
- 06 R a9ba309b5164958cc08944bc76b7df6db5492ff35cdbf92b580f0412c0fca3aa
- 07 L 1d3830f58a1ce1ec36b9a7eb3984ba36d57ed7b83b379341440b9d1c6260c126
- 08 L 46a1b9a14be433a7d07929bcb7102542da62f129dd3830983067f7b72d5b3f73
- 09 R 1d47f966d27573ad318fe4afda9b2a799239389c3c078d17d151baca0253bf94
- root 54faeeb6a51ccdc0eb11aa2080a467e11f34135bbe874aab9c089d645d9e178e