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
GEN. T. DE LEON ELEMENTARY SCHOOL Award a ₱476.9K contract to JEPA CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
b67d93cdc74f1232e4fc31e60b8dc2983ccfc1b94fe27a77bab2bad332a34c4d
Status:
Included and unchanged
Block:
#4,016 1,997 blocks after it
Position in block:
Transaction 331 of 468
Award day:
Feb 5, 2020 (6 yrs 9 mo ago)
Value:
₱476,863.09
Project:
Repair/Rehabilitation of Comfort Room for Male & F
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 #4,016 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)GEN. T. DE LEON ELEMENTARY SCHOOL awarded it to JEPA CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-02-05.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 b67d93cdc7…a34c4dnow …
- 2. Block Merkle root changedstored 747b8a52a5…f02274now …
- 3. Block #4016 hash changedstored cc7658122d…de8f24now …
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 467 records. Each step hashes the current value together with the sibling shown.
- leaf b67d93cdc74f1232e4fc31e60b8dc2983ccfc1b94fe27a77bab2bad332a34c4d
- 01 L b67824533a7f8ffa1cf5885aef509d8d435b5dd4f703b2af4d14aaffa1bf219c
- 02 L d38a1b796f3f6b647ab2d3bb9f59f876365d9ec1b449a1d5482e94439c1f7526
- 03 R 9e4ade09385809f184f21547126082d6ae34267ea2e1f437bc04c77eb234449a
- 04 L 183437e5f14ee1ea9523bf79982b332bbbaa0f86ea51cc42ebdbb0e2b2e505bf
- 05 R 733ec55471ae4a9506587d1985fc5c149c4476d06f203bf4bc439372f59d46bb
- 06 R 66de8de602c0d57c390438c7c1da82d415790c35531fee60204fe78541671c9d
- 07 L c9cf04e4089a8d2a02af95aa586a5209495b5aecbc14716db73b93873da42e62
- 08 R f38eb8a5272287e9417aae8d1b955e1cad31a6f6de89e0f0041c9183b382eb4a
- 09 L 675c67338d8d41588eb13e461bb7696551b9c777202fae969e36bd135fdad132
- root 747b8a52a55eeef5b90cbc0ad6e646563614e77aa35713456f17abb978f02274