OpenTechnical

OT-2026-000024174

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000024174) never changes.

Identity and time

Publication numberOT-2026-000024174 · never reused
Internal UUID01a0ae70-e8c7-7c14-85f0-145052eb0f17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024174
StatusPUBLIC

Content hashes

Canonical texta6576e3ef8f797e0b4c35bc2231d6568343c46e4b3c8ca76edd8f1e650542181
Markdown03c89d4e35b14e2dc84adbe6a4ce9e29cbd4b53df4bd8ac8cde0e1e45825f3bc
PDF
Publication page03937a793580f95d8af3a6efbe10b8420c3af6a5d7132ba02c26e2d0e8323085
Manifest0f10bac40dc93bb8e37c1745f1adef6aa8eee2320a7002fde52a43ae316ce62a

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
Signaturecbc88ZtgczMyCKULodc7/Q52bfxn95yu3nGxXcKqpRKz4er1X/QXfGjkd3l9pGABLJmaQOpS1meItGHjq7iBAQ==
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

2026-09-17T11:48:37.666434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024174
observed 03937a793580f95d8af3a6efbe10b842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.646953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024174/manifest.json
observed 0f10bac40dc93bb8e37c1745f1adef6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.630029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024174/publication.md
observed 03c89d4e35b14e2dc84adbe6a4ce9e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.611760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024174/publication.txt
observed a6576e3ef8f797e0b4c35bc2231d6568...
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.