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
MUNICIPALITY OF SAN MARCELINO, ZAMBALES Award a ₱4.5M contract to AKPSN BUILDERS AND SUPPLYMunicipalities
Transaction hash:
ad45e8bb4d7a7d92f7ae261c92e15c4ee7e9611fc2a9af58703d059770a30209
Status:
Included and unchanged
Block:
#5,771 242 blocks after it
Position in block:
Transaction 528 of 800
Award day:
Feb 13, 2025 (1 yr 9 mo ago)
Value:
₱4,490,006.52
Project:
Development - Barangay Facilities
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 #5,771 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)MUNICIPALITY OF SAN MARCELINO, ZAMBALES awarded it to AKPSN BUILDERS AND SUPPLY on 2025-02-13.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 San Marcelino 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 ad45e8bb4d…a30209now …
- 2. Block Merkle root changedstored 439f3582a1…1cccbfnow …
- 3. Block #5771 hash changedstored 13d9af7904…7d57c4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 799 records. Each step hashes the current value together with the sibling shown.
- leaf ad45e8bb4d7a7d92f7ae261c92e15c4ee7e9611fc2a9af58703d059770a30209
- 01 R ad7a35bcf27d1c2466a8217b93d7b997ef47f69336182c375bf42bbf1a7d2106
- 02 R 6f294a83b0bfe06ca52d83bd1d640ee8e22003137ef2a527a22ad0383558dd86
- 03 R d48d4dfe37c68236f7aeb1ffc8ba3837df50c724ac5bb37b4d5ddd1fff100996
- 04 R a038205ed2abc317b59dae7afb6ebb48b959b1bb46f2895f6e7121fc30804a0c
- 05 L 8094cd261479077bf8c82f2736ee47813a70a65921d62bb61dbc07a04a6eaaa3
- 06 R cacc73aefe9bf49a13293b160e08a9ba568f3c9038243896777b591e0504fa23
- 07 R e5c12335a4a2dc33ed9229c7085439c15f1e70499ff9e9b1e2ebad69861ffbfa
- 08 R 4ffc00fb77268bed998035d64b5083e5fba3f799678a6f7ee3b7c9d3fdd076c0
- 09 R 94039a56088ad615855c6bd04a8811888c03fb2147e9ccb29578a6abd9b88d99
- 10 L 1c5fb6e1bd97cfac912e90af82840d35a8677c93d71f9b23be19aaa82d060998
- root 439f3582a13759250270adba64cb8b0763515c1822e3caaafa4b5b58071cccbf