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 - MINDORO ORIENTAL D Award a ₱4.8M contract to MAMA'S BOY CONSTRUCTIONNational agencies
Transaction hash:
49129b632ff1bca6974e9fd29e0be718393a47cc418b5075956550a4461e4115
Status:
Included and unchanged
Block:
#5,849 164 blocks after it
Position in block:
Transaction 639 of 2,247
Award day:
May 13, 2025 (1 yr 6 mo ago)
Value:
₱4,800,080.50
Project:
25ED0180 Construction of Multi – Purpose Building
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 #5,849 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 - MINDORO ORIENTAL D awarded it to MAMA'S BOY CONSTRUCTION on 2025-05-13.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 49129b632f…1e4115now …
- 2. Block Merkle root changedstored 58b95a1e2b…be60c7now …
- 3. Block #5849 hash changedstored f594188ad5…82d8d8now …
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 2,246 records. Each step hashes the current value together with the sibling shown.
- leaf 49129b632ff1bca6974e9fd29e0be718393a47cc418b5075956550a4461e4115
- 01 L 4909c2dd202061344aac22a65ad6348ed416ffa43bade8cd955d41bc521a42ee
- 02 L 18a22752a43d33755b3405c3f6d2794aaaea79606670b64ada23a62c3ab975fd
- 03 L 4bfaf16d413de08080d1be889109acff3636eb3559a4f56564c79f2f9b1c1f3b
- 04 L dcde5e1f5eb53e5621f0594d7c4d687e64d16cd6003ee17fc5762f1ff4439e86
- 05 L 111c74a98d938f4c4725e5f7b0571ba369432847e340e7da5279a37e04d942c0
- 06 L 1dc6b6a9165fc5c57dd1ef1fe8d7dc60533b05a46d1e3dd015640f12e11533fc
- 07 L e511a445fcbe737052c7a2624461b0db13c5c7af0707a0fae621332295b2b233
- 08 R 27d5256e361f881d43577c9d39b9af4746cb8f0f4cce064724798a6adf0fbbb7
- 09 R 8a5e1cccb692bb1c4789615ada165e21351ed6d3834595efd7074c938e648413
- 10 L 13bc9aa393bd4a40fc4ad746fcf6392b5162ce0a209f4f4cc1d74a1c2e7729fb
- 11 R c01f869d5ef945f2f738b1b7f6a3e930cd8033c94b30d5364bc2f73cfaa394c9
- 12 R 04ba01cea06f48b384d360863d398280882c79aa1da5413a41a682b30a1107a5
- root 58b95a1e2bc6c28d4fcaa9d4af1b965925181ce379d567b394b87a4a4fbe60c7