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
BARANGAY TUGATOG, MEYCAUAYAN CITY, BULACAN Award a ₱588.2K contract to SYMS CONSTRUCTION TRADINGBarangays
Transaction hash:
258dca7cecdbbd270fdbf44ec49aff73bc0ba47bfe12631547af48aff40ec883
Status:
Included and unchanged
Block:
#4,892 1,121 blocks after it
Position in block:
Transaction 22 of 149
Award day:
Aug 19, 2022 (4 yrs 2 mo ago)
Value:
₱588,241.80
Project:
Concreting of Road and Construction of Drainage
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 #4,892 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)BARANGAY TUGATOG, MEYCAUAYAN CITY, BULACAN awarded it to SYMS CONSTRUCTION TRADING on 2022-08-19.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 258dca7cec…0ec883now …
- 2. Block Merkle root changedstored 9764790698…ff7710now …
- 3. Block #4892 hash changedstored d3f700c5ab…69d833now …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf 258dca7cecdbbd270fdbf44ec49aff73bc0ba47bfe12631547af48aff40ec883
- 01 R 2709fcb59ab52c8d7920b05483fc6d497aa530a190b7ab5ed059721b8d2c7961
- 02 L da3ccfe98e4ea7cf22a7c67f2af261f351f2b8d5aa9a28700320b1958574d0c1
- 03 L 117d6440759c00b8a50580ccac093deb0fa0529d8bc9c487f5007d7942f4d547
- 04 R 16416ca5a0cd69ee945541a099a16c4714a68ec12de00547cd1f66ef73dbb6dd
- 05 L 6083098d0a2f5e900143c2802a595046ada3cba5825fde7f46649e69083f6734
- 06 R c5a8efc8fe009f05e647beb6ad018bcec81a9c2dff57349c0bd649bf435a40ae
- 07 R 99b1a7e3138ed549747a579b06e498e0257453d1a4c3a64925e027e5294114ee
- 08 R 65d639ee9de9cb481d179e521fa04d7eb7e0de82371d99f39c0db8f9a2858a7f
- root 9764790698a96b00aa885cb402d60645b5eea0fc97a8957c15890cfcfdff7710