OpenTechnical

OT-2026-000101156

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000101156) never changes.

Identity and time

Publication numberOT-2026-000101156 · never reused
Internal UUID01a0aea3-c378-743d-9a31-d2a4fa1dd703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101156
StatusPUBLIC

Content hashes

Canonical text6e1581d3661bd00c9636758913e567d4da27257afac33aaa5f8235dc110789f5
Markdown48f34628bf6519da01ffcf5ee86b1a6e874cd0866d580905dd100cb66b563bd8
PDF
Publication pagebede6883cb5424a2109ef67f8ff0a277daff73587db7049c0a764461fcfe63f3
Manifest9a65fc63c7e7ae20e44cb8f2b3ec063cb6f8b48b81c949e75e35f21106408f7e

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
Signature8fXGJFkJxhxUVZGlXUiDX6B01Anvt1svlmRoYdjiS2clc1RFh+PVTc4h+lXR608NDllVEjVS35Ve+IH3U+Q9Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:47.585930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101156
observed bede6883cb5424a2109ef67f8ff0a277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.568936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101156/manifest.json
observed 9a65fc63c7e7ae20e44cb8f2b3ec063c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.550790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101156/publication.md
observed 48f34628bf6519da01ffcf5ee86b1a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.532974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101156/publication.txt
observed 6e1581d3661bd00c9636758913e567d4...
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.