OpenTechnical

OT-2026-000007179

Publication integrity record

Porous face vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000007179) never changes.

Identity and time

Publication numberOT-2026-000007179 · never reused
Internal UUID01a0a975-8d96-764c-b6a1-6aa8fd22c57e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:04:08.601733Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007179
StatusPUBLIC

Content hashes

Canonical texte5979b7d7c2e72919c86efdf0640bffc06b658a4ef60d7adbc87ca0b5f6fccf7
Markdown0cb5baa8ec721a884ecf4fdccefcf8224302814bd3baea6be8d926b72ef6b093
PDF
Publication paged3482a7bcf57d13d3d2617455254dacb5d3cedd009c0ef0f7229b6b9c662c41f
Manifest91877acc20f431a36930d8b464a90f09488744db05ced4395e1cfa84f36f08c5

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
Signature9X4LCS09Yj3d2xg4r+WHWq5XyTo2sdVRSB0rOD/qghPkVs2/P5t0WlvU3AvEDG9DtZyAdjVBRniNim2itEyjAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:18.681158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007179
observed d3482a7bcf57d13d3d2617455254dacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:18.669017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007179/manifest.json
observed 91877acc20f431a36930d8b464a90f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:18.657401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007179/publication.md
observed 0cb5baa8ec721a884ecf4fdccefcf822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:18.645544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007179/publication.txt
observed e5979b7d7c2e72919c86efdf0640bffc...
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.