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
CITY OF LAS PIÑAS Award a ₱1.8M contract to E.M. ANGELES ENTERPRISESCities
Transaction hash:
a44e84287403dfab834fd3da1e7a3c1b8c1e6bc360b366c903a7a3ce70500ee2
Status:
Included and unchanged
Block:
#2,055 3,958 blocks after it
Position in block:
Transaction 85 of 125
Award day:
Apr 21, 2014 (12 yrs 6 mo ago)
From:
Value:
₱1,751,412.00
Project:
Riiprapping Works
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 #2,055 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)CITY OF LAS PIÑAS awarded it to E.M. ANGELES ENTERPRISES on 2014-04-21.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 City of Las Piñas 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 a44e842874…500ee2now …
- 2. Block Merkle root changedstored 4d549e301f…fa7a56now …
- 3. Block #2055 hash changedstored a6b00dc5b7…fa4a7anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 124 records. Each step hashes the current value together with the sibling shown.
- leaf a44e84287403dfab834fd3da1e7a3c1b8c1e6bc360b366c903a7a3ce70500ee2
- 01 L 9ed4a591ee119d88558f6a9163039266f0f1af12d3a39e79f44f832bfc0bdb02
- 02 R f6b89999d0cc0245f0221279450f33e06fe3eae2ad2dcdc6fc4118f5c8a0250e
- 03 L 73d2cf591ea83fa111bcf1bae00e5f0d118c6a97d548313d7e1515da6896e581
- 04 R f97a46d9298cc14c0237e3cc66b84a242686b934795bb03657e2c7fb7804162d
- 05 L bb3e5efcfd98c01615b8ec816bf1f0696b642c181f5e92db48c0e27cd3db30f8
- 06 R 60d06f9c8d6f48c0d17c2a37e5a83e0f06464f1ae1247802359ae61588ad9f54
- 07 L a7e278abe1bb87c970889ad3a81cd3c1e9aa3527d9d0fb30d93a78a59cf9d131
- root 4d549e301f128fa931226129b32107e2afbb115914b128c62a24f69c0cfa7a56