OpenTechnical

OT-2026-000046920

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046920) never changes.

Identity and time

Publication numberOT-2026-000046920 · never reused
Internal UUID01a0ae7e-d0f6-7b6d-ac51-e96471435be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046920
StatusPUBLIC

Content hashes

Canonical text403bca593a316bc16b60423f56b39ab47074903f655ac83b1b10b24226e26fbd
Markdown8e6629f2ae2fcb807ccca3b4b08ff4577fd200269b80a55ad67a04907c611d58
PDF
Publication pagefeeea81029a9dd5818d40e3891128efea9dd952b66a4717d766adcdba5fcebe4
Manifest30464414a28f8b41473089e5a2cfa06bebeabf4c824d2e55989517c6f484ed18

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
Signature5dJVPA/Wj0BZb6ngsRpP50p3WlxlPCAd3r7/e9ci/LVMwU++hGKp0pHcurK0k6yxsDoCO8eNXkGZxreHgIW7Bg==
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

2026-09-17T11:10:04.076023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920
observed feeea81029a9dd5818d40e3891128efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.055819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/manifest.json
observed 30464414a28f8b41473089e5a2cfa06b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.036396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/publication.md
observed 8e6629f2ae2fcb807ccca3b4b08ff457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.018187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/publication.txt
observed 403bca593a316bc16b60423f56b39ab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.537635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920
observed feeea81029a9dd5818d40e3891128efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.517049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/manifest.json
observed 30464414a28f8b41473089e5a2cfa06b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.496312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/publication.md
observed 8e6629f2ae2fcb807ccca3b4b08ff457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.477853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046920/publication.txt
observed 403bca593a316bc16b60423f56b39ab4...
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.