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 BANGAR, LA UNION Award a ₱680.3K contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
ebf22ce4b4d4e229b7be1969fa934f1a421039f0f31d55c60388cb51c028e899
Status:
Included and unchanged
Block:
#1,372 4,641 blocks after it
Position in block:
Transaction 45 of 50
Award day:
Feb 7, 2012 (14 yrs 9 mo ago)
Value:
₱680,289.77
Project:
CONSTRUCTION OF SINAPANGAN NORTE FEEDER ROAD
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 #1,372 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 BANGAR, LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2012-02-07.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 Bangar gave a "unmodified" 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 ebf22ce4b4…28e899now …
- 2. Block Merkle root changedstored 288a14ce6b…4f7a3anow …
- 3. Block #1372 hash changedstored a4406c004a…4d22a4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 49 records. Each step hashes the current value together with the sibling shown.
- leaf ebf22ce4b4d4e229b7be1969fa934f1a421039f0f31d55c60388cb51c028e899
- 01 L ea1c38b7f9c616d10d0055b9328af0ffceed8196f915f7e3fbcdc0b6583049d8
- 02 R 191b01f748f568f1563de1e7e1ed296ccbae79b6b9649b0ef88d050388354771
- 03 L dea8c77c511107f548600664deb4a46b384246b66b7365a284610f0a8324467f
- 04 L 2c5db1c3a1ccb3d296b5952bcbe432ffa49892a79820a45a7f7ac0325bf5261f
- 05 R 638e190359d48a98a2f488ef785e59be29588ee84118471c32f4a309c5881db1
- 06 L 186bba645158bb8a3841343e0afef1645d2da5e0a718432ba4f93f7adf5895a6
- root 288a14ce6b57dbece381d6d123e779412dbc03705090f948c9908872314f7a3a