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
PROVINCE OF ALBAY Award a ₱347.0K contract to MARCIVAN CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
f5fd98c66f6325c3f6a066eac9783efac5394fa6047a700ba3a4b470014d7af8
Status:
Included and unchanged
Block:
#2,766 3,247 blocks after it
Position in block:
Transaction 127 of 134
Award day:
Jun 16, 2016 (10 yrs 4 mo ago)
From:
Value:
₱346,983.19
Project:
Construction Project
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 #2,766 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)PROVINCE OF ALBAY awarded it to MARCIVAN CONSTRUCTION AND SUPPLY on 2016-06-16.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)COA's CY2024 audit of Albay gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 f5fd98c66f…4d7af8now …
- 2. Block Merkle root changedstored b8f325ac73…427c9dnow …
- 3. Block #2766 hash changedstored 6e96b61061…9bd763now …
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 133 records. Each step hashes the current value together with the sibling shown.
- leaf f5fd98c66f6325c3f6a066eac9783efac5394fa6047a700ba3a4b470014d7af8
- 01 L f3c3672383e3338ed9b2f4fabc561313a9c8a897b6e0583f30f3fdf0a5ff613c
- 02 L 973ae513e2084fe3826a8d023dce43ea48aed778322115520519898c9d0a2c5a
- 03 L 9901f07b8a0d9039f0880024c67c0e70eb7cf3dedcde2f63a67da32e270a298e
- 04 L bf5a9573d8c22b907cdd01f0ba1b1ee9fe2b3ff2375195e60f2a7dc8cdd82d1f
- 05 L f322c15c5cbe4cd514ebc0cfaa1d014796b92003ea5ce851bdf1e5db7966966b
- 06 L 19229ed9fa6f25c7c47323f9c3d1c28199dd1610d4fb22ba846bf9d67f563315
- 07 L 97df0dbd686fba9e7a51194d4aec051c99be9b014120ea637b5b87bb8e751fdb
- 08 R 21cafac178ffe990a2e997273bf80d449a286ed05e54d67390c939dc039b2367
- root b8f325ac739436eac9ff38519324b830b218065a40a1500a9b82741416427c9d