OpenTechnical

OT-2026-000023386

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000023386) never changes.

Identity and time

Publication numberOT-2026-000023386 · never reused
Internal UUID01a0ae70-7268-7291-acef-34bddbf81884 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023386
StatusPUBLIC

Content hashes

Canonical texta3a91d34e44642c095bffd5856c49754aeb383a0e6a3b34266ba23f907622052
Markdownbb50ff3c85789d40ad32ea2f4a44306fd7d391c15d1694b1a19071d67e0c638c
PDF
Publication page57fbd0dd519a849aac61997d5963b14403aa0200074b2118d2a853f40da7ce2b
Manifest81d38c8b01d79899106af1f0a4a30f342a71b2fde7b3b9042aa66c088b6965ec

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
SignatureOJayFuoqUYz5kVxG+ZX8/VzOBcGkza3rYnuQnFVW/Waqm+tysjhw4hSQG07p+7VvrEhwdNft6KZmxu9PjU9QCg==
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

2026-09-17T11:51:35.180662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023386
observed 57fbd0dd519a849aac61997d5963b144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.162767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023386/manifest.json
observed 81d38c8b01d79899106af1f0a4a30f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.146062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023386/publication.md
observed bb50ff3c85789d40ad32ea2f4a44306f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.124799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023386/publication.txt
observed a3a91d34e44642c095bffd5856c49754...
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.