OpenTechnical

OT-2026-000016982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000016982) never changes.

Identity and time

Publication numberOT-2026-000016982 · never reused
Internal UUID01a0ae6e-591a-7888-ac25-eb259419dcca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016982
StatusPUBLIC

Content hashes

Canonical texta86d0b45496f87d4d878fb5d82f8e08442902f881067d18d5fda8851768ab3ba
Markdown25fd99486e5c1ce9636055200be03dfa804b4a11fd1ef72cf176604b5d870a4b
PDF
Publication page5153b910a4876b6d99a0d5e12dba90557822b2a3610c3c243cbd8a5d8ed20575
Manifest5207b5b04e8864eb997f6db03e6235ba48ed7e57dc3295534387225f29c91564

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
Signature3PHlsKhHqlQBZfuEaOj3/ExHuxTxf8g5Fhr2gCNiP6ctWJ00x00M7peHqHdrQQKYJHt7Y90D0YALiflmO90CCQ==
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

2026-09-17T12:03:23.019617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016982
observed 5153b910a4876b6d99a0d5e12dba9055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:23.002837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016982/manifest.json
observed 5207b5b04e8864eb997f6db03e6235ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:22.986193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016982/publication.md
observed 25fd99486e5c1ce9636055200be03dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:22.969887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016982/publication.txt
observed a86d0b45496f87d4d878fb5d82f8e084...
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.