OpenTechnical

OT-2026-000061442

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000061442) never changes.

Identity and time

Publication numberOT-2026-000061442 · never reused
Internal UUID01a0ae8b-7b42-7c4b-b47d-7fbf8667aa2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061442
StatusPUBLIC

Content hashes

Canonical textbeba2624b17fb471cf493090315a15ddb7ae48c6d0bde512a1d547fcaa9bf9b9
Markdown7b496c3cf6ee4b0cce780cdcc2807b9a63782abaf5c3d601ca12af19324bbda9
PDF
Publication page07f218abeab0cd358607252dd0043d0743aafae0de2f139b0771397bf819f5f7
Manifest3a359cae7f6bcae9a01b61369ae644bb39385ebbcde3e8b3ef8dd5e049a4d3f4

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
SignatureMJc85Te0HPxxQc92/rMhPdz6tKkdzi0DJEQCn9XkEzvG6bzReRFwOamv9Q2eRwSXdXPI3RbgyCDzEzbyaOiXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:19.269733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061442
observed 07f218abeab0cd358607252dd0043d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.249193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061442/manifest.json
observed 3a359cae7f6bcae9a01b61369ae644bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.220266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061442/publication.md
observed 7b496c3cf6ee4b0cce780cdcc2807b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.200750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061442/publication.txt
observed beba2624b17fb471cf493090315a15dd...
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.