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 CANDON, ILOCOS SUR Award a ₱18.2M contract to FIRST NORTHWAY DEVELOPMENT AND CONSTRUCTION CORPORATIONCities
Transaction hash:
4de41dbb92cd4270a2fea1fc9d16664d216b5357543131ca9bb604f4ccad07bf
Status:
Included and unchanged
Block:
#934 5,079 blocks after it
Position in block:
Transaction 16 of 36
Award day:
Aug 20, 2010 (16 yrs 2 mo ago)
Value:
₱18,193,736.86
Project:
Package 9
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 #934 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 CANDON, ILOCOS SUR awarded it to FIRST NORTHWAY DEVELOPMENT AND CONSTRUCTION CORPORATION on 2010-08-20.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 Candon 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 4de41dbb92…ad07bfnow …
- 2. Block Merkle root changedstored d18e01586e…a62f51now …
- 3. Block #934 hash changedstored 56aa999f82…b1fd4dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 35 records. Each step hashes the current value together with the sibling shown.
- leaf 4de41dbb92cd4270a2fea1fc9d16664d216b5357543131ca9bb604f4ccad07bf
- 01 R 568f6ece0c75322209d96bb53eb0c9e005f296989fead25ea4ea1d0fc23ee68c
- 02 R bb7cc1379eee39fab4ed47f729eaff5705f51a9cc852d0aa17d88a76f8786b5a
- 03 R c74ee4b39550260c3ddbf437dea65aaa0a87fe86362d76533e167aa43488767e
- 04 R e26add1303fab49addcba970369424a67aa5740563440d4ce3f3797f9a0bed00
- 05 L 73c7b01a1d3c659669e7ee6457fdb2224e7a1dbdf03dc78dae552216578aca34
- 06 R 954d5dc67248e7685ec4657e7a3c59f146d08f691655652db80b62a64db3956c
- root d18e01586eba262b90a1a0c88a2f8c6247102db9a4e76fe1b28ef2e8cea62f51