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
PHILIPPINE SPACE AGENCY - QUEZON CITY Award a ₱35.7M contract to R.A. NOLIDO CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
a79e5e4af67e4f309abb0eb0e93832ba216bb1d20c65366359ff50afe0aea5e8
Status:
Included and unchanged
Block:
#5,715 298 blocks after it
Position in block:
Transaction 198 of 292
Award day:
Dec 18, 2024 (1 yr 10 mo ago)
Value:
₱35,738,729.10
Project:
PhilSA Office Space Renovation (2nd Bid)
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 #5,715 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)PHILIPPINE SPACE AGENCY - QUEZON CITY awarded it to R.A. NOLIDO CONSTRUCTION CORPORATION on 2024-12-18.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 a79e5e4af6…aea5e8now …
- 2. Block Merkle root changedstored 1ec36b21cb…fb377bnow …
- 3. Block #5715 hash changedstored 867d7054a4…320461now …
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 291 records. Each step hashes the current value together with the sibling shown.
- leaf a79e5e4af67e4f309abb0eb0e93832ba216bb1d20c65366359ff50afe0aea5e8
- 01 R a7b17f6a649317ffc640ea6fd31428de054c58d355cb4159f42d237e0f9e6052
- 02 L e809b715ac33fb286b2ecba7962028a9fb85bfbc11e7132ecdc09d4d30ae2fc7
- 03 L 7809046a2e467feb84db25e9b7aadbbfaaeacee9dc36a22e67dd7b8fd791ec03
- 04 R fbc22abd6a9dfac129b9e548e80c6b6c5230c34ce019304d9edebe8000ec16a2
- 05 R 18daedf8a8805d076412e36428624cee1f717e6695b722165721b5fb49aef4f1
- 06 R 36deb291013bdf014b8397392b6506722acf6e9be21d8e1612de1371578e9dd8
- 07 L 93428b9649d962ab414b8c4de48419806dd1ffe5f17a1e84c19a5a497fc07f7b
- 08 L ad95fb5f6065310a6fe8feffbaa2a36951ab10df13713caf92437478b7eb4925
- 09 R 18b72f4fc54bca22998b3c249c60e4a7c803bd9e4907cada50cd6821cd34137a
- root 1ec36b21cbb1506c3d50d5617f1a5a7f336c783a89e7ace7f8f087daa2fb377b