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 SAN FERNANDO, LA UNION Award a ₱484.1K contract to ARM ASIA CONSTRUCTION & ENGINEERINGCities
Transaction hash:
20bdb8738b25c404a4e854614de5214445325247f3d342c9f42099369f13d0ee
Status:
Included and unchanged
Block:
#1,700 4,313 blocks after it
Position in block:
Transaction 36 of 321
Award day:
Mar 11, 2013 (13 yrs 8 mo ago)
Value:
₱484,081.39
Project:
CONSTRUCTION OF SLOPE PROTECTION, BARANGAY MASICON
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 #1,700 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 SAN FERNANDO, LA UNION awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2013-03-11.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 San Fernando 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 20bdb8738b…13d0eenow …
- 2. Block Merkle root changedstored d4705e2b95…f2b95anow …
- 3. Block #1700 hash changedstored 65fdba672d…901209now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 320 records. Each step hashes the current value together with the sibling shown.
- leaf 20bdb8738b25c404a4e854614de5214445325247f3d342c9f42099369f13d0ee
- 01 R 21793f2d286769378994e93a010ca8cab24ba83dc3381330a949b15a7981ba1e
- 02 R 3ad49470e77ccc2e1ea1c401eb801591bc5895ed8fd2fa212c0581a305cf9822
- 03 L 15d4765ce522cf87f8e74ad3f50ad826db3a5c0728353f2a89343953bc0840db
- 04 R 409ede6ae24476f80e645201edcf09196893266ed48018036cef0942d6e9e892
- 05 R ce070a562c74b7a68a65bb318309646f7dac123f876b53d9adf8d4a38f5b0e66
- 06 L 227c3c335639c5b9e2badd66e855f76af4e01a346197e50ab89d8a8950d7179c
- 07 R 014a22bda692eac34df9be3f53daeab61ee2a943ea438f31efb55a26ec003e9c
- 08 R fe66cb95e75c469ba34b5eb3675b81f1e74247773c17b8d56fc31bc9bf33d88c
- 09 R 33fa6492e6b7dec6df3a6adeccdabafa229fe504c7e05a48f219ed4f61d98546
- root d4705e2b95558df138615462598b3f86f1b3373f9bc69b8e4af6b311baf2b95a