OpenTechnical

OT-2026-000063050

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented after set-down, on a tool changer

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-2026-000063050) never changes.

Identity and time

Publication numberOT-2026-000063050 · never reused
Internal UUID01a0ae8c-94a9-75af-b9f6-1f82df261f15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063050
StatusPUBLIC

Content hashes

Canonical textb76f8f7038cc77029b8963e6fac5ef4d7692e48d2d3b7422f93d63b94e85fce0
Markdown8868d858ef758f8339e05f9632bc61861905a86b88cc5ce4204b34638e75f3f9
PDF
Publication page3c93f29b8eddd724d91e409d43778c47886199917eae3fcd9e488e94517ec885
Manifest83bb5328124b63b51cc180c64fa25579bada4b2337218e55d555292c5deac9f9

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
Signature/hjW5YnAu53qgkf0JHHfhMhXNTZrmPj5dgBGlX48L+U0GH4I1DS1n4aw+VN2WkLin6FJjyiUCrMH2isDDgVJCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:42.989410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050
observed 3c93f29b8eddd724d91e409d43778c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.967530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/manifest.json
observed 83bb5328124b63b51cc180c64fa25579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.947697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/publication.md
observed 8868d858ef758f8339e05f9632bc6186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.926005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/publication.txt
observed b76f8f7038cc77029b8963e6fac5ef4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.616616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050
observed 3c93f29b8eddd724d91e409d43778c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.599191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/manifest.json
observed 83bb5328124b63b51cc180c64fa25579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.582041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/publication.md
observed 8868d858ef758f8339e05f9632bc6186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.564186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063050/publication.txt
observed b76f8f7038cc77029b8963e6fac5ef4d...
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.