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
MUNICIPALITY OF SAN MIGUEL, SURIGAO DEL SUR Award a ₱4.0M contract to PDMAR CONSTRUCTIONMunicipalities
Transaction hash:
6e8aefebd7e959fa203e0d10bd79d1ac0825573c5f1e509e487b8c5a397ad984
Status:
Included and unchanged
Block:
#4,984 1,029 blocks after it
Position in block:
Transaction 80 of 202
Award day:
Nov 22, 2022 (3 yrs 11 mo ago)
Value:
₱3,989,431.54
Project:
Construction of Barangay Health Station (Siagao)
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 #4,984 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)MUNICIPALITY OF SAN MIGUEL, SURIGAO DEL SUR awarded it to PDMAR CONSTRUCTION on 2022-11-22.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)COA's CY2024 audit of San Miguel gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 6e8aefebd7…7ad984now …
- 2. Block Merkle root changedstored 9806b97cd8…fe1951now …
- 3. Block #4984 hash changedstored 318930b71c…8edcb8now …
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 201 records. Each step hashes the current value together with the sibling shown.
- leaf 6e8aefebd7e959fa203e0d10bd79d1ac0825573c5f1e509e487b8c5a397ad984
- 01 R 6f696765bf55400f8d8de7ff65f34e9135b041523969b7fc55979910da214579
- 02 R 3bde207c5f7b7af20d35db73b970b899c2b737e5ed769517b8719343f18421eb
- 03 R 7cb4ea2cb8770888bfddd7b952b49288718e636b6828774d6d26a5fee77bd42a
- 04 R c833aca7f8fd2249040f5807669f9e169b0a41597e1e944621f278f4f18688bf
- 05 L 621b0569e2fc70ba867f9934cdc33057a0c8a352aede718c64f1a31e66cb7a87
- 06 R 837a4264b2c95445b760d45c7159dca3e369da8a68df6f402a6cd29df7de08a4
- 07 L 2f7187aec8aa37c3f7e1d9c0790c1e463a5016b533eea52f677fc58906c8ed19
- 08 R 0921c8c9b07f50341b25d6e9b05edc888fa949c17e0ff6ce6a11f70bdbbe5b61
- root 9806b97cd8d4d40f4276d03a46830643d0f192b045c09b69a0875a9652fe1951