OpenTechnical

OT-2026-000066025

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000066025) never changes.

Identity and time

Publication numberOT-2026-000066025 · never reused
Internal UUID01a0ae8e-8dc2-7d62-8e7c-e33163b60b18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066025
StatusPUBLIC

Content hashes

Canonical textbcba79e6292bcbbc93fef0f0702a20760593ebf932820ed4bca306a0498dd8b8
Markdown00461b400b74f623513bfd61a7437538a16d45944949e0fdd8fbbdb3f64e3e72
PDF
Publication pageac4e3947ad17c6b387a31c89db9a105336e0401b54c6786f2b36aa77d5dedc23
Manifesta7b2255c739bece0eaf29c3416f757c3b3968e50538597821831b9915596bf6e

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
SignaturevMe5MQTCvt+NsYdl/rssgtOV4fGIQmK6oHdSNV1pWUzOv/jP12zUmCdu/m8nh83sv2/JqOUKuL72TwTrpSaOCw==
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

2026-09-17T08:50:35.728427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066025
observed ac4e3947ad17c6b387a31c89db9a1053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.589434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066025/manifest.json
observed a7b2255c739bece0eaf29c3416f757c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.571142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066025/publication.md
observed 00461b400b74f623513bfd61a7437538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:35.552433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066025/publication.txt
observed bcba79e6292bcbbc93fef0f0702a2076...
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.