OpenTechnical

OT-2026-000051010

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000051010) never changes.

Identity and time

Publication numberOT-2026-000051010 · never reused
Internal UUID01a0ae82-c7b4-75dd-9548-3fe4e47873c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051010
StatusPUBLIC

Content hashes

Canonical text66ce28e5b33cc85a566e6a99c17be330c6da4bee9fd0f79736d4b27bdea1dc27
Markdown1b95cbb815c6f18df8fb991788523f43d32190d3e32a055b39b2e7fa71b2d4c1
PDF
Publication page14efebf72c67c7b7b0f0d9a60897375dea5b5b323054653f47217730c9387dd9
Manifeste2b88af86d38967f1da1b84ec7480fc537433305ab452f2337d76e5c3923ef11

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
SignatureL329ZUYpsusoU9O/gnHzzYPOKme/JiINzo9oDZqTDHMJWdYMt3R5EBXyBnoloeBTgcnDLPSsNsrZpNBkfmR9AA==
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

2026-09-17T11:00:54.701484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051010
observed 14efebf72c67c7b7b0f0d9a60897375d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.685041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051010/manifest.json
observed e2b88af86d38967f1da1b84ec7480fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.668295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051010/publication.md
observed 1b95cbb815c6f18df8fb991788523f43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.648561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051010/publication.txt
observed 66ce28e5b33cc85a566e6a99c17be330...
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.