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 ALITAGTAG, BATANGAS Award a ₱1.2K contract to HEREFOLD BUILDERS & CONSTRUCTION SUPPLYMunicipalities
Transaction hash:
b0405515a005c942e09b06f04f674392eef1e6f905653dd4c74c8eb752428363
Status:
Included and unchanged
Block:
#2,049 3,964 blocks after it
Position in block:
Transaction 24 of 30
Award day:
Apr 12, 2014 (12 yrs 7 mo ago)
Value:
₱1,166.59
Project:
Construction Projects
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 #2,049 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 ALITAGTAG, BATANGAS awarded it to HEREFOLD BUILDERS & CONSTRUCTION SUPPLY on 2014-04-12.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 Alitagtag 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 b0405515a0…428363now …
- 2. Block Merkle root changedstored bfaa472083…4096eanow …
- 3. Block #2049 hash changedstored 3bc00e6210…322868now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 29 records. Each step hashes the current value together with the sibling shown.
- leaf b0405515a005c942e09b06f04f674392eef1e6f905653dd4c74c8eb752428363
- 01 R d1a9304565a04403108437a41e605f926b4e97da83fb99a6e3d70a2d056ed459
- 02 R 3e840c7c9037f74da4d4c894e26e67c6ef6d602b5d12ae7ad29718e9c1e89e82
- 03 R 666882f88499e344d936b1fbd266430efa8f4f3566e229e52b3b6f55c4697e9d
- 04 L 6e9ec028af53e0eb971c10ff579e9b0f7d59cb2136469caed4ba1fa88a1f8add
- 05 L fb744da804b172048d61d39bb119902b11af51590d7a862cc3b5e13c8d7d585f
- root bfaa47208339211c1e946d0ed309bbd231e5dfd3a73c5fd38374b22e1d4096ea