OpenTechnical

OT-2026-000082118

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000082118) never changes.

Identity and time

Publication numberOT-2026-000082118 · never reused
Internal UUID01a0ae97-4d93-7ec3-a240-c4be3c3b3347 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082118
StatusPUBLIC

Content hashes

Canonical textd9b95fc2e7c74011cacbcc58aea6b33b245f66c90473c09d36f237d9aab1e13f
Markdown4283c40ff82eb52be46629854a5fe1b567c02298542380736d4f9a991fbb3dd7
PDF
Publication pageaa06ea8b4f66b6a75a34437ef94aabb6c70770b8a4d62cfb0edbc4cf38752f9c
Manifest83795923d330008c6ab2d3f74a2378a4d862cfb10a0e0b128ea138d5c2004978

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
SignaturehgFkK4jINocWUU/P1p3mZ9xE/sa1QXeoj2XlGT7mz+QFEoBVzO0wa5WXDqVI3nv03TeTU/iSWx7CIiB7BAhxCg==
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

2026-09-17T09:58:55.877897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082118
observed aa06ea8b4f66b6a75a34437ef94aabb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.859924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082118/manifest.json
observed 83795923d330008c6ab2d3f74a2378a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.842923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082118/publication.md
observed 4283c40ff82eb52be46629854a5fe1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.826383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082118/publication.txt
observed d9b95fc2e7c74011cacbcc58aea6b33b...
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.