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 CITY 3RD DIS Award a ₱95.1M contract to DREIRICH BUILDERSNational agencies
Transaction hash:
d33b03d46bc993f5cccc67b2cef9bc740380d8109ab1b46a71bc9a819f0011c3
Status:
Included and unchanged
Block:
#5,806 207 blocks after it
Position in block:
Transaction 774 of 925
Award day:
Mar 20, 2025 (1 yr 7 mo ago)
Value:
₱95,058,352.21
Project:
25LK0008
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 #5,806 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 2025 OO-2", i.e. the FY2025 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 CITY 3RD DIS awarded it to DREIRICH BUILDERS on 2025-03-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25LK0008: On-Going, 29.4% 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 d33b03d46b…0011c3now …
- 2. Block Merkle root changedstored 83ea9c2d2b…3ce43enow …
- 3. Block #5806 hash changedstored d3475206d7…73d8a7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 924 records. Each step hashes the current value together with the sibling shown.
- leaf d33b03d46bc993f5cccc67b2cef9bc740380d8109ab1b46a71bc9a819f0011c3
- 01 R d3796c62f014c3273ad32b610a94d1a2d670a039f6cf3a187628cfb0d1557423
- 02 L a9ed889a12c8fb5f2dcfd948c0491ad39efd2e3e358a9c454e278959f3762f54
- 03 L bd0190e7d023a47b54fdfc34818da24a5dccd1b9de2821b463438f769158cb10
- 04 R a282c74075ef5f34272c31413967445d20a72593a4c9a8e70219685583f325ef
- 05 R a47fb8ba80b4f5ad45e8cfde097d5b49dc39195a687b0a68b2a463a672f7c3a8
- 06 R 2cc84b456505c830aae8fa282ab8024eb070de5d21a2d8237567628f505fde19
- 07 R 78691acb0fbd99906aa96b6b393bbd994103129d6138c2fa5689c36f4b77f550
- 08 R a8d94706ca09226ca7dc83a635061fd8c1d3f681b31c659713ca70c71c5d8c0c
- 09 L 91a8db128dbdcf28a05aba1f159ea773c18b97b20e4966ca776bf2973c200d28
- 10 L 37c96ca29108742862cd323fd5654e94794f119b4ddd5bcb27d990592472dfc0
- root 83ea9c2d2b804aeee9fbf137291e4ea8f8da7dd1bedc7a0ca02c84f7023ce43e