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 ALANGALANG, LEYTE Award a ₱923.0K contract to LYCAN BUILDERS AND CONSTRUCTION SUPPLYMunicipalities
Transaction hash:
8bbc61c3b665bfe1cf0a830b799f1051f515e61dbac9d9206f0595e0a2534ae0
Status:
Included and unchanged
Block:
#4,446 1,567 blocks after it
Position in block:
Transaction 147 of 268
Award day:
May 10, 2021 (5 yrs 6 mo ago)
Value:
₱923,043.35
Project:
FMR CONCRETING OF BRGY.SAN PEDRO SITIO LIBAS
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 #4,446 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 ALANGALANG, LEYTE awarded it to LYCAN BUILDERS AND CONSTRUCTION SUPPLY on 2021-05-10.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 Alangalang 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 8bbc61c3b6…534ae0now …
- 2. Block Merkle root changedstored ca47b08b70…6edfa9now …
- 3. Block #4446 hash changedstored 8bfa83409a…9945banow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 267 records. Each step hashes the current value together with the sibling shown.
- leaf 8bbc61c3b665bfe1cf0a830b799f1051f515e61dbac9d9206f0595e0a2534ae0
- 01 L 83247cc66c00cb9df36becf2aa7b20f847829bb1900aa5ad5ebb34c8c6554889
- 02 L 77eb7a19e25236982c675bc5ad5d7752e592e15e12b579de2ce13774e7ff7834
- 03 R ce0c07978080aa0c50e13d52d6f250be6e70ae3e504c3049266473dc43e12205
- 04 R e3ef12db997142c6b676c6759fd2ebc132d5eb986c382403d062cee8a91012ef
- 05 L 60d06796fa2307c8b15f242eaaf0f94dfc37bb94dd7b954bf96047a220bcf9fc
- 06 R aa30b6f556fd97bf476484d5339d2c5c52b30c3d44b6fe1c5c4f7fbc14be8b8e
- 07 R 082f8f83a6612edef8a31c37a3d7b194a448d31c231faf5dab5c498b2cb094ed
- 08 L a2c1f0ec0d5ce7a5f88dce3905d56c30999745cd5ad5cf5118f2dd73127549c9
- 09 R ca5b411e040a361d32d58dd4263f4e36fef7298cf6ffb985ff2040cf1b644564
- root ca47b08b70b0c2f337d83fe22022afeab21407910478ebf1dfee7639706edfa9