OpenTechnical

OT-2026-000050476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000050476) never changes.

Identity and time

Publication numberOT-2026-000050476 · never reused
Internal UUID01a0ae82-5c48-7d8c-9486-125437dfbe5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050476
StatusPUBLIC

Content hashes

Canonical textb29bd57f136fe85e3df8efdeac5b1ef4ec6458baf1ca50ebc1c2164d34a1b364
Markdownbdfe7ce06e4b03ede5ecc29bbfd20fa902c1db2d4e269e9d9d90227c9097bf76
PDF
Publication page214af1f553451fbfa5a4ef4798c221052e8be61f9197aea0f04643c397777028
Manifest1eb509574bb0f51091b52fe63918f7b6a155861ac84899fda4c3269dc628bd89

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
SignatureHnxiR905ZdtoKp7JuoPblyOIsuIXSzLaA09Bq1n1K8KHlbSttL6L64tSYbC5jcl000ZtmHWw+Z9RMEOlns1iDw==
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

2026-09-17T11:01:31.839175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050476
observed 214af1f553451fbfa5a4ef4798c22105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.821966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050476/manifest.json
observed 1eb509574bb0f51091b52fe63918f7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.804983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050476/publication.md
observed bdfe7ce06e4b03ede5ecc29bbfd20fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.789549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050476/publication.txt
observed b29bd57f136fe85e3df8efdeac5b1ef4...
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.