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
CITY OF PUERTO PRINCESA, PALAWAN Award a ₱6.0M contract to IAN JASON CONSTRUCTION AND SUPPLYCities
Transaction hash:
37ed16659b80caa87d1cfc8a439f0db3e2add08f0f181497d8674650e0ac61c9
Status:
Included and unchanged
Block:
#5,020 993 blocks after it
Position in block:
Transaction 97 of 429
Award day:
Dec 28, 2022 (3 yrs 10 mo ago)
Value:
₱5,958,396.99
Project:
BAC INFRA 2022 - 12-86 Construction Projects
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 #5,020 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)CITY OF PUERTO PRINCESA, PALAWAN awarded it to IAN JASON CONSTRUCTION AND SUPPLY on 2022-12-28.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 City of Puerto Princesa 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 37ed16659b…ac61c9now …
- 2. Block Merkle root changedstored f93c3fe3f1…6cb2e1now …
- 3. Block #5020 hash changedstored a61a28696b…d1957cnow …
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 428 records. Each step hashes the current value together with the sibling shown.
- leaf 37ed16659b80caa87d1cfc8a439f0db3e2add08f0f181497d8674650e0ac61c9
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- 02 R 234e33b35931192da05df73d390a04c3bc2ffc4808697297f85c13d7d29a70de
- 03 R dd8b41094aff3bfb19882233755fc85189f8f2cf5bc271eaadeee5517a8ea1af
- 04 R 54b947aea3221593c6f4fced2c02c829740cbc1bcea61d8efb03ec833a0d6d09
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- 06 L 3b1f8c80103e99170094537d3645055f034da479ed6c5adc1e9294be2db02ae5
- 07 L c19b51c9e9ee7030b1325695c289b092f43dbd14e311ed3b5a2bcf07efd06703
- 08 R bc7f0f7c429d334a3f8099804293ea3261363fd043172d8c37e7715a77439ece
- 09 R 00ff581f74cef39bb926d8dbea19951034ad20dd07e99c1e9109a2914f67a59f
- root f93c3fe3f1ae8b78ad49733fe210bee8f487b83b68829daeb3f5d369a96cb2e1