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 - RIZAL II DEO Award a ₱44.6M contract to D.V. SALUD CONSTRUCTIONNational agencies
Transaction hash:
049c2102bd2bb9bf812a8ec8fc73f8aaa9fcd6b9b2f32ad5f69c165811c5c9c4
Status:
Included and unchanged
Block:
#2,455 3,558 blocks after it
Position in block:
Transaction 2 of 87
Award day:
Jul 8, 2015 (11 yrs 4 mo ago)
Value:
₱44,563,046.99
Project:
15DO0038
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 #2,455 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 - RIZAL II DEO awarded it to D.V. SALUD CONSTRUCTION on 2015-07-08.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 049c2102bd…c5c9c4now …
- 2. Block Merkle root changedstored 153e4df016…483e65now …
- 3. Block #2455 hash changedstored 286645a78c…4f1726now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 86 records. Each step hashes the current value together with the sibling shown.
- leaf 049c2102bd2bb9bf812a8ec8fc73f8aaa9fcd6b9b2f32ad5f69c165811c5c9c4
- 01 R 0975bb4afb263ab6d7315f0aa81c91d290d3f4b5a25bf87b8e400fb6a988049d
- 02 L 931a2eedc1391349ff724306e368d8b951d9f1be1d582d266e1a8e643adcc911
- 03 R 80c5d1ed7c159f8445ec98c6c6fee9157fbfbaedc3cd9233112c9de854d4a316
- 04 R 8d6179c643f416716cddfa63511b970d099b52d9591c667f9903d54c5a424baa
- 05 R ebdb4ef37b65af101867fae80f0da2c6f27fd2cbbac56fc3fb9ad63fb42a2037
- 06 R 047cb4c78206573fc0c9904bdd3f78450b510cb84feb71acff1f745dc9c5e3f4
- 07 R d0e6a1d8fb0be38a142cdf7e01d99553fc492d229ffcc61f9ae03f2bb5968da3
- root 153e4df0169bbfdbf543b03afedf565f0ef7022aebcdbf31d30dd4e30a483e65