OpenTechnical

OT-2026-000086767

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000086767) never changes.

Identity and time

Publication numberOT-2026-000086767 · never reused
Internal UUID01a0ae9a-80a4-7c8f-bd3e-7f6e2f9d29c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086767
StatusPUBLIC

Content hashes

Canonical textc5552c5787f881e79d205ba5739e50aadd20b33133d9e446ae6e7105e47b9aa7
Markdown0d65b0a77ca1ba690e01bef4c2e819e65bd5b42e8df5882f842e03e0e952bbf9
PDF
Publication page8ec08f8cd57b727a394c9cd00a2ce6df918df47fb7c66da7842152490efdd493
Manifest5b9814d3b5907446715bdab7c6b5f847c377f6fe1ac112602ca54f294f703eb1

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
SignatureN9EgNSECJWAEoRDg//bQmHd9v703FifFK2P/BzQBMgyz5K3Rgxx9d4tNh7u/MLXwpNTWz4bmQ6ITVam0qmuNAA==
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

2026-09-17T09:51:34.398530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086767
observed 8ec08f8cd57b727a394c9cd00a2ce6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:34.380892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086767/manifest.json
observed 5b9814d3b5907446715bdab7c6b5f847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:34.363610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086767/publication.md
observed 0d65b0a77ca1ba690e01bef4c2e819e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:34.346374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086767/publication.txt
observed c5552c5787f881e79d205ba5739e50aa...
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.