OpenTechnical

OT-2026-000046877

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000046877) never changes.

Identity and time

Publication numberOT-2026-000046877 · never reused
Internal UUID01a0ae7e-d0f5-7a8a-9af1-3f3c9ab3a37c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046877
StatusPUBLIC

Content hashes

Canonical text3605784074244545703de90e20508951059059ce9464567f99ae3b9953272a5e
Markdownbec21fc6b0bc796e724913341ad7f158f3bd5ad37571988badec64f52abcdb9b
PDF
Publication page728378b2ff60f4f4101c30cd609483cece31eb25154aa810982b29d9da48a1d7
Manifest2d0ae745bcd480e002528b86e0169caf6c76a5a221119bc7c20e6aa186d84701

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturene+h71Lbtp9FQbu8GTMtROYzHaeaixuDN1XWveOuJrk15bupCbKueOl97f0LTOW68UvGJUTOg4nPf0I8WkRPAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:59.166724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046877
observed 728378b2ff60f4f4101c30cd609483ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.150154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046877/manifest.json
observed 2d0ae745bcd480e002528b86e0169caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.133012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046877/publication.md
observed bec21fc6b0bc796e724913341ad7f158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.115917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046877/publication.txt
observed 3605784074244545703de90e20508951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.