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 SURIGAO, SURIGAO DEL NORTE Award a ₱191.9K contract to KELLY CONSTRUCTION AND SUPPLY COMPANYCities
Transaction hash:
7da4ffffe72247797663f4c2a2c2ce381c8dda73c52bbdc4b4db5abb1287f949
Status:
Included and unchanged
Block:
#3,252 2,761 blocks after it
Position in block:
Transaction 117 of 246
Award day:
Nov 21, 2017 (8 yrs 11 mo ago)
Value:
₱191,948.40
Project:
Clearing/De-clogging of Waterways
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 #3,252 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 SURIGAO, SURIGAO DEL NORTE awarded it to KELLY CONSTRUCTION AND SUPPLY COMPANY on 2017-11-21.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 Surigao 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 7da4ffffe7…87f949now …
- 2. Block Merkle root changedstored 63b9a715a9…41f2fcnow …
- 3. Block #3252 hash changedstored 0f5c4d9a44…17b1b9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 245 records. Each step hashes the current value together with the sibling shown.
- leaf 7da4ffffe72247797663f4c2a2c2ce381c8dda73c52bbdc4b4db5abb1287f949
- 01 L 7d57b5ef239071da3a88f7b6010f5e40767bf9bba088c64099adca12f4cbedad
- 02 R 810d390d57cb5cf3e564f94a42b2d23827f7889ad226119210fac072cde2bd8e
- 03 L a37080e58485b53dab32401acfdece4518021ef7902f0bf19b2b872a4eb3d9c2
- 04 R 915422ffd194389ed4a56e0a6de18f4095d8e41c8b67e50805d1881fab3288fb
- 05 L e27638b2321c0c2acaed12112ddc43b3e773ff337e8d5d4fdbe448fc276a640b
- 06 L cdda4a2c211dced49d3df6a33b6ce71d9888e8703fa272d9f4f172f458e91088
- 07 L 401b7f9d777d32e97dcb4b780667e95e085158cc067b2676bafb848805b57a94
- 08 R 4156b9a4f27f38cb54f027f2573d7ee37ca5c61c8e9c20fedcf56068759832db
- root 63b9a715a950fce3dcf0cf25add307b28d4ee4cb117dbcbe090e67e9ba41f2fc