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
DEPARTMENT OF SCIENCE AND TECHNOLOGY - REGION V Award a ₱2.6M contract to JUDERO BUILDERS AND SUPPLYNational agencies
Transaction hash:
4e80f85d86ea17b0db4a635c6274c3bdcfdea8902ae7842bfd18943bd2c6aa74
Status:
Included and unchanged
Block:
#3,885 2,128 blocks after it
Position in block:
Transaction 110 of 337
Award day:
Sep 23, 2019 (7 yrs 1 mo ago)
Value:
₱2,563,512.42
Project:
Construction of Various DOST V structures
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 #3,885 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)DEPARTMENT OF SCIENCE AND TECHNOLOGY - REGION V awarded it to JUDERO BUILDERS AND SUPPLY on 2019-09-23.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 4e80f85d86…c6aa74now …
- 2. Block Merkle root changedstored 66244c1192…8e5d74now …
- 3. Block #3885 hash changedstored 5eabc7c3ea…383d86now …
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 336 records. Each step hashes the current value together with the sibling shown.
- leaf 4e80f85d86ea17b0db4a635c6274c3bdcfdea8902ae7842bfd18943bd2c6aa74
- 01 R 4ebae820cd0f07f4579002490bf154d2d93003ff03bfb9f94f8218e7bb827bfb
- 02 L b12dfab65d812f9d9bc59da8461fb402887363648bf370899abd780dd0d883de
- 03 L cd5ce162e49e0d08a9a549857af4b5a9d1e52cc35412a3c48a3a131074b112d6
- 04 L 463cc69b8581ae1ee1028b6f313712fbdce27f9bef128087fdb97d3c5ae49c71
- 05 R 1a9c8b64c4b073453e16b07e1e9b4cc6e88624846ae105fb6b9ce0867d381cd3
- 06 L 8b39684b833e593fb152b76ab436b0eb25a8aa98d1dc10390999c27d99116ba6
- 07 L 14f461267fc45ed9a4f6bde6112613f8f08b5a94f3558436d4cb8c9c4f9d9309
- 08 R 881a8aac7762c7dd5142119ac91507df579349bdb8b93f3cd4a85dfad7bbf33d
- 09 R 202c6dfc1952e907134ef396dc8bdba0e39d67d3129bd2ea7500725652e7d97c
- root 66244c1192520733180f14675f6f3396a0d67cc1fdff48fe1cb0d54ec08e5d74