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 - REGION XII Award a ₱4.8M contract to ISFB CONSTRUCTIONNational agencies
Transaction hash:
4cbfbdce9932698f45d681cecb8e676c7c9538cdf9f99123f9ba7684b2707ac1
Status:
Included and unchanged
Block:
#5,164 849 blocks after it
Position in block:
Transaction 117 of 331
Award day:
May 25, 2023 (3 yrs 5 mo ago)
Value:
₱4,805,000.00
Project:
23M00200
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 #5,164 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 CSSP", 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 - REGION XII awarded it to ISFB CONSTRUCTION on 2023-05-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23M00200: 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 2023-10-18). 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 4cbfbdce99…707ac1now …
- 2. Block Merkle root changedstored 4e968fd80f…dd92d0now …
- 3. Block #5164 hash changedstored c32177a1ac…9f47e1now …
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 330 records. Each step hashes the current value together with the sibling shown.
- leaf 4cbfbdce9932698f45d681cecb8e676c7c9538cdf9f99123f9ba7684b2707ac1
- 01 L 4cb915561bf3aa62c98316a61b3d8ce1c45759424dd6eaba782d6b86f61455ef
- 02 R d75d97a5b087f92d1bf225f8a5ef8bd893885c7f7813ccfb21c7705943ed0cfe
- 03 L 5770cc2c04df0ffd7345609f70b9438e41c48780b5c47173acd499031f5103b8
- 04 R d7e4461caff12e8a0d190fcfc596ffdf46a25b608f1eaf338fb42fcc1d7a9be5
- 05 L 6d606e8a3f0af649953cd17af6575d4f058895bacaec369a92095736be6c5fcb
- 06 L 0caeedb6fb0c1fbca385948473b9dc645424b918ef37713141dd2ae41a435cba
- 07 L c438be505f0014e3fe9e171f7fdbac8f7ca1801869c315ec517082d24b4a681c
- 08 R 92427e0061b18b3c0917f75ba6bec44468a5d650b3c61921ac5fd37e28d68e32
- 09 R 0f51e3112f8562c5b58db6bbfdf7b6d1276027f24497e1bb920121eacd0e1f2c
- root 4e968fd80f6e1b5974cc6f3b3c1dc37bab6078ac821d658a1b66313544dd92d0