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
UNIVERSITY OF THE PHILIPPINES - MANILA Award a ₱820.5K contract to ROB-LEA CONSTRUCTIONNational agencies
Transaction hash:
bdb0d09d7a63161fce083ed423bf52a7a925773fb74ea6a4c8989b907663dfe5
Status:
Included and unchanged
Block:
#5,340 673 blocks after it
Position in block:
Transaction 126 of 170
Award day:
Nov 24, 2023 (2 yrs 11 mo ago)
Value:
₱820,503.86
Project:
Blood Bank Waiting Shed Area, PGH
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 #5,340 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)UNIVERSITY OF THE PHILIPPINES - MANILA awarded it to ROB-LEA CONSTRUCTION on 2023-11-24.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 bdb0d09d7a…63dfe5now …
- 2. Block Merkle root changedstored d43051e9e4…9ccd82now …
- 3. Block #5340 hash changedstored d01592500d…bc38fbnow …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf bdb0d09d7a63161fce083ed423bf52a7a925773fb74ea6a4c8989b907663dfe5
- 01 R bfb23582dd8e2c6321d9cfacf7c8f594133fa61beb06173763f6aad874dc8079
- 02 L c39e670cafe5345cb5834cc9ff9708cda769a7391f9d20e02c4956ae20b5509a
- 03 L 12d5401e703f8eff5297e554070dbc65e2c3eb513948e075bd68a0863389c767
- 04 L cbd6298aae8cbfcc26086b590e6ffacbdb8648b651448eaa0eb92214e2a47ce5
- 05 L 97b3bb9e753d47abb8408b24ea449a62573f138025066da6e5f9f71e68d058c8
- 06 L e200691a721e9f5ce14a15198eaf32434eb780f6827ee2df6c5b12ac215ae133
- 07 L 2725bd2fba1ba3cfc49cc7db53c3479fa5c5c9825bf7eff18c613107be7ad370
- 08 R 104710bbd276f4e2bb6da1fe78ef5bd3674cc78fd9f232259f02964b89dc123e
- root d43051e9e4b0042ec12f38453019a995da47eebe01c3c6db8655b334519ccd82