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 MANUEL, TARLAC Award a ₱228.0K contract to MAÑALAC CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
4fcf1904db295cd056de031ecc89552d0becd48d317091591af769d0180cf289
Status:
Included and unchanged
Block:
#4,298 1,715 blocks after it
Position in block:
Transaction 42 of 130
Award day:
Dec 4, 2020 (5 yrs 11 mo ago)
Value:
₱228,000.00
Project:
CONSTRUCTION OF MAUSOLEUM-LOT 5, LEFT SIDE-SAN MANUEL MEMORIAL PARK
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 #4,298 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 MANUEL, TARLAC awarded it to MAÑALAC CONSTRUCTION AND SUPPLY on 2020-12-04.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 Manuel gave a "not stated" 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 4fcf1904db…0cf289now …
- 2. Block Merkle root changedstored 1b96f906df…e5ca6cnow …
- 3. Block #4298 hash changedstored 7ccf3016d1…4c354fnow …
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 129 records. Each step hashes the current value together with the sibling shown.
- leaf 4fcf1904db295cd056de031ecc89552d0becd48d317091591af769d0180cf289
- 01 R 511efeb2efd1d08c75219ff1bd28c4bd260ed61c75af66c46634b72ee6e23648
- 02 L 7ec15bb23f258d3b20239c5667afe7cb8b8132a3a62fa171ccd76013f0591744
- 03 R ed30bed674f1cc2991aead640f4786a27e4db3971a420a96d546082b239e01a9
- 04 L a5a99ee1c1ea0a7e579d94ee3dd1c86062ebf7bd191a3f4dd5803565029d3066
- 05 R 6c8292b94e3209f110be5bf7d5988a37a2880ee87bbe8f8ccca05c04238f3273
- 06 L 25eae3fde8eeccfc4d4691b0a4cd761f3adc4eb6a37094bf0e140ad82a99c405
- 07 R 2cd198521b9fdd786930742050ba986492cbb9671c9b296beee48c7b6d3f0ec9
- 08 R 59f7fb8694e5fe4bb4accf7538cdf725e11c285bbe7fac7f8a7abfd0d8b320a2
- root 1b96f906df5113e9bcb33b0f07accf0fe8ba0860ec4baf2bab0ac9f44ee5ca6c