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, PAMPANGA Award a ₱585.9K contract to ARROWHEAD CONSTRUCTIONCities
Transaction hash:
e445cd3dbe2adcc421a4d8bc8528229b12b614d929d5c0f0a1b3c15f3ac5dfd1
Status:
Included and unchanged
Block:
#5,129 884 blocks after it
Position in block:
Transaction 344 of 388
Award day:
Apr 20, 2023 (3 yrs 6 mo ago)
Value:
₱585,883.54
Project:
Improvement of Tiburcio Hall
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 #5,129 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, PAMPANGA awarded it to ARROWHEAD CONSTRUCTION on 2023-04-20.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 San Fernando gave a "unmodified" 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 e445cd3dbe…c5dfd1now …
- 2. Block Merkle root changedstored 2a657b2185…aae99fnow …
- 3. Block #5129 hash changedstored b9c11f6016…a2a9ddnow …
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 387 records. Each step hashes the current value together with the sibling shown.
- leaf e445cd3dbe2adcc421a4d8bc8528229b12b614d929d5c0f0a1b3c15f3ac5dfd1
- 01 R e4b473c8d3b71aed2041cb84f4b6f630d5c1e044cb289053b221cae7b9e5f4a6
- 02 R 55973dc77155d5d4fa4360728ffa23a8217755baea91b30f9c59a233d9046ba8
- 03 R 12388f370f083ddce3ea15a14aa1129384e1b631ab73505c0ca65591d26ad7a6
- 04 L 4f12624183d066faf09b3041949fde5e675821f944fb403e1f1036f5a543d97c
- 05 L ae79b5fa20a3f07edf206667be4c9a0419a80787d60d7c7fe061eca6753bd0f7
- 06 R e8578015ad598cc56d7b2ef66e3a3748a93b995a5c368c7aadc425f4212e67d4
- 07 L 96d6a576c3e70dbed38c95273a8c7b7a13066d4867aae022214bb05e40823573
- 08 R b11062cea0bbeb32662f9b1bc2472aa502c8011892fc8ba8b6edea22206749ea
- 09 L 27aeeac4a11596e7b81ffb22de07ba77cf408626f3f67fe05f5ede92e2e5bc17
- root 2a657b21852c5d4de834a475ede25f42d4da14c5f3edd781d9eca1e51aaae99f