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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND Award a ₱40.0M contract to JUPA CONSTRUCTIONNational agencies
Transaction hash:
afd33a360e71f348c19fe0920bcfa2def2cc0c684b03fd027ec59670812ea76f
Status:
Included and unchanged
Block:
#2,877 3,136 blocks after it
Position in block:
Transaction 100 of 136
Award day:
Oct 13, 2016 (10 yrs 1 mo ago)
Value:
₱39,952,207.37
Project:
16II0012 Pqmbujan NHS
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 #2,877 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)DPWH lists the funding source as "Outside Infra - PAGCOR Silid Aralan FY 2016". The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND awarded it to JUPA CONSTRUCTION on 2016-10-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16II0012: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-07-27). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 afd33a360e…2ea76fnow …
- 2. Block Merkle root changedstored aba594f2cf…7d7762now …
- 3. Block #2877 hash changedstored 16dac0c71b…3d3a11now …
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 135 records. Each step hashes the current value together with the sibling shown.
- leaf afd33a360e71f348c19fe0920bcfa2def2cc0c684b03fd027ec59670812ea76f
- 01 R aff663aabace6eda15edee3ab60edba5b8f4ab977c80c377b9bc0f663ad34e90
- 02 R 5b8071fa7dc5b03d59585b3421c885d7f9e84a9e3a089fc0c6faa4ec89f56355
- 03 L 39a0b98d5158339effe8b55ac00d8f83c810b612f900452583a4f49e7b6c5513
- 04 R 7e4ec6b96f80d6efc8353be34234a16908edf38912a1052ed40075a1f0bdb5c3
- 05 R 1e60963bb3a5e3316280305c4cc23233274b2ab3067cad9104d740e2b80c0464
- 06 L 990e65d234d90df1e3f94d1f201e6a6e28ec3a5161209339f5406b85559fa83d
- 07 L a128ff243d878bcbdb708ab0f37bcbc7ce1b119becdc39e7a64fbfe06ed70d61
- 08 R 3df8279d28f7af805de6e6f1aa0de9df7f683a15e41e996b9a31b0662e48dc66
- root aba594f2cf79b91d9d5e572f88defeb7efc2d9f0311c92fe88013bc13d7d7762