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
DON BOSCO ELEMENTARY SCHOOL Award a ₱117.2K contract to STA MARTHA CONSTRUCTION SERVICESNational agencies
Transaction hash:
b1cdd458bc5c41f41607be8a386d0740df8b5f00ee871d068c129eeb8042d40d
Status:
Included and unchanged
Block:
#5,779 234 blocks after it
Position in block:
Transaction 417 of 612
Award day:
Feb 21, 2025 (1 yr 8 mo ago)
Value:
₱117,206.38
Project:
MATERIALS & LABOR
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 #5,779 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)DON BOSCO ELEMENTARY SCHOOL awarded it to STA MARTHA CONSTRUCTION SERVICES on 2025-02-21.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 b1cdd458bc…42d40dnow …
- 2. Block Merkle root changedstored 07ff294efd…ad5855now …
- 3. Block #5779 hash changedstored 186d061166…c65ceenow …
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 611 records. Each step hashes the current value together with the sibling shown.
- leaf b1cdd458bc5c41f41607be8a386d0740df8b5f00ee871d068c129eeb8042d40d
- 01 L b13300d559ae03fa90e73d15587743ef7641fc5d0dd8e26f1fd738a1c569333a
- 02 R 838d25b7593750d620dde7e63508989c8648f11fd09eba684efccff27ded9e8c
- 03 R 17033c21f731f0d0c61c9e360b477397fc0ca7aabb600f47d1aa571c5843e2dd
- 04 R 13cd35befc89e8e98f7dfe5b7c209bd88eb0061c884f7b7b079909fa9acded76
- 05 R 749152c8cd48a58e72933396bb9d0b6561c5acfc72da4afe3da1b1e3f92f1e3a
- 06 L e1b326c4adde94509b70877b27ccc1470e29ac65426a41fb3a16db85f536cd4b
- 07 R 04fe32424a7f9b44a34ecdb98326e4aced584fc28214340b83e14005da6ed9c3
- 08 L d66479e2d62939911308e566888e3e7d2d996f0b9f5f1ce99000225a962c67e0
- 09 L 93ef4cabfa06617935fad4ce3d19f6f7437ef74c8801dfe61e8e1d87f895f140
- 10 R 75ed75beda832165a280cad1144f0736d9c45cc1ad04231b74660838794ecec4
- root 07ff294efd7eed8920810e07649606dc0af360415ee4530198a23174dbad5855