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 - MARINDUQUE DEO Award a ₱5.2M contract to R.C. TAGALA CONSTRUCTIONNational agencies
Transaction hash:
8d4625b306be7fd9d47ca8d2213f7e670dca6dbbe7b00862fa996ca01a046719
Status:
Included and unchanged
Block:
#2,648 3,365 blocks after it
Position in block:
Transaction 109 of 197
Award day:
Jan 27, 2016 (10 yrs 9 mo ago)
Value:
₱5,172,010.74
Project:
15EA0101
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 #2,648 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 - MARINDUQUE DEO awarded it to R.C. TAGALA CONSTRUCTION on 2016-01-27.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 8d4625b306…046719now …
- 2. Block Merkle root changedstored 955841d308…7d7228now …
- 3. Block #2648 hash changedstored e790032ed2…42dd28now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 196 records. Each step hashes the current value together with the sibling shown.
- leaf 8d4625b306be7fd9d47ca8d2213f7e670dca6dbbe7b00862fa996ca01a046719
- 01 L 8c8203a746118d7e903ec5ccfbea3822e9a0f3cadc4559e708bdf947a4b0c4cc
- 02 R b00b3cd79c34ecf4fe91ac120193fe5a071c8054d0036ecdddab9d5eaafdaf23
- 03 L be9426cbdff6ef97da7c57748914a38b219cb94432d9602c1d47a3befee7192f
- 04 L 9b97e41418dd2ae3a0739d7e739ab4008fd1382de4c94aac2c2af78f4177097a
- 05 R 909c7dbd701691534db801f08fbd9812faca6fa42f59a26fd0171188b830e1a0
- 06 L e4d61d6db5157bb2decd7493924aabf3bc0808a561680b19b88d3728b9cd6de4
- 07 L 77991c14f3c8fb87cf2a45805ed08e920b524c66ff56cecb8995c97cf449ed87
- 08 R 81ffa7658139d647cb2967515ceeb45792b95e6fb4c6b617ffeee6cae5d6c6de
- root 955841d3080468c4093561aa79e14af13518d775037338635e6f3950ba7d7228