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 CATBALOGAN, SAMAR Award a ₱1.6M contract to MAGA CONSTRUCTION AND SUPPLIESCities
Transaction hash:
83bc425de5ca781e1a2baa1c3c4728ebf008d116ec00bbb878b1354dd45faed7
Status:
Included and unchanged
Block:
#1,533 4,480 blocks after it
Position in block:
Transaction 29 of 65
Award day:
Aug 14, 2012 (14 yrs 3 mo ago)
Value:
₱1,611,476.77
Project:
Infra 2012-015 Construction of Covered Drainage canal
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 #1,533 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 CATBALOGAN, SAMAR awarded it to MAGA CONSTRUCTION AND SUPPLIES on 2012-08-14.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 Catbalogan 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 83bc425de5…5faed7now …
- 2. Block Merkle root changedstored b44f3df7ed…aba26fnow …
- 3. Block #1533 hash changedstored e220e16895…498eacnow …
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 64 records. Each step hashes the current value together with the sibling shown.
- leaf 83bc425de5ca781e1a2baa1c3c4728ebf008d116ec00bbb878b1354dd45faed7
- 01 L 812d121bf70215b927228f47fb68a89bb3873136a493d7a57d526d5075141991
- 02 R 6fab2c947faa8a19614c06014c31e9cc99305cfb02630e3dffafaf84619e793d
- 03 L 5139a4f22ba7b299c6a79603435cbf9e201a01335ed994e8dda139ce4d61ffa0
- 04 L d0acd6c170a71b20ef3117be46851b4aaca391cf5dd536d180c7a151b44f5760
- 05 L 6b30b18ffd5326a983d136eb688923e732795d24802d72e01143f5a44a3fc2d7
- 06 R cf189df03923b6da04f921e2121a68c32df8cf4293b1980e11dc93763df315a2
- 07 R ad99ae5a3477f606505d1d5392d1cf4cfe832068e4b939832940991fc9c2f196
- root b44f3df7eda9ce704251b39d021280e3ebafbdf6d86b0ea6ec9945f3e5aba26f