OpenTechnical

OT-2026-000034239

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, pulsed 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-2026-000034239) never changes.

Identity and time

Publication numberOT-2026-000034239 · never reused
Internal UUID01a0ae75-df0d-748c-b522-d183377de965 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034239
StatusPUBLIC

Content hashes

Canonical text8fc882f7fe061a5651552ce0d940ba720c255f303b33dd97893710224aba8e00
Markdown7e82ae24b8d4869526553d7db077bed56a9b0a61db787aca9eef950fed15d78c
PDF
Publication page26239d30d50d9c7fc832ba801fff08a7293fed1c684c21be3e885739b6f7ce24
Manifesta1c3320e5f4820b7b700f1f96875244a9356fa5631e7ff090774fb44b731244a

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
SignatureAmYVLgE8++yxCSs7Z+vLr7RWCDnXKTS1wsu8/OJZO1J87R85+ilhHp2I1/dWnAZBay0MRmh/TQyOwuBy9WrZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:47.583452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034239
observed 26239d30d50d9c7fc832ba801fff08a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.566810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034239/manifest.json
observed a1c3320e5f4820b7b700f1f96875244a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.551218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034239/publication.md
observed 7e82ae24b8d4869526553d7db077bed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.532297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034239/publication.txt
observed 8fc882f7fe061a5651552ce0d940ba72...
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.