OpenTechnical

OT-2026-000027477

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000027477) never changes.

Identity and time

Publication numberOT-2026-000027477 · never reused
Internal UUID01a0ae72-6998-7683-89e7-e646bccab3f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027477
StatusPUBLIC

Content hashes

Canonical text60e9871cce840d4b0a2e029bb3f7cf8bbc24ab41e3c66ae2dadf2cdc7111ae5f
Markdown0066c7949b920671d33fe7ad7e23240c21513b888188a8e770ca0553dd75e9ed
PDF
Publication paged644547f96fe639d637121eb39b484a87af9217903e08ae21bd3ef3f10760f89
Manifest51c837cff21e478a0cebcebef63d14e9767ffc3d56fef1f053d482592f7aff4f

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
Signatureu5qmR6NjMbPd0K5WLMHB5Ag13xsuN8aqJjfTQYVpN1EWTn63dNPSyyiuv4rRx0W+2NIb83uRH3T/yk/UjirgAw==
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

2026-09-17T11:42:56.401348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027477
observed d644547f96fe639d637121eb39b484a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.384232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027477/manifest.json
observed 51c837cff21e478a0cebcebef63d14e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.366348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027477/publication.md
observed 0066c7949b920671d33fe7ad7e23240c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:56.321407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027477/publication.txt
observed 60e9871cce840d4b0a2e029bb3f7cf8b...
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.