OpenTechnical

OT-2026-000098683

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000098683) never changes.

Identity and time

Publication numberOT-2026-000098683 · never reused
Internal UUID01a0aea2-42ae-744f-9709-c3e2da98d2ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098683
StatusPUBLIC

Content hashes

Canonical text60e306cd17f7336e50e576bcbbaf99d2aa508a2d9d540b8c160b92a76738427e
Markdowne3dd735772b46f2f2ed8fa56ddebefd6d5e65f7b3121af59f9ea442e8200fb93
PDF
Publication page034cd3867de4a7c073c5d7c7b1a826a610cd24cc2d155b693fcea39a24c882f9
Manifest418937bb15809fb72a7b875df4d661c5c897fb98a1737553bce039a76fe5cead

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
Signature6jemOyHtY7/zX5ubmbcSiPr6yTCnu8t5XSsTCeBmvOY/D5kfY/4r6g8CH4yvzArNoWaIhU54rrrj6UmZPLbRBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:59.118473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098683
observed 034cd3867de4a7c073c5d7c7b1a826a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:59.101547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098683/manifest.json
observed 418937bb15809fb72a7b875df4d661c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:59.082949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098683/publication.md
observed e3dd735772b46f2f2ed8fa56ddebefd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:59.066755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098683/publication.txt
observed 60e306cd17f7336e50e576bcbbaf99d2...
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.