OpenTechnical

OT-2026-000047518

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000047518) never changes.

Identity and time

Publication numberOT-2026-000047518 · never reused
Internal UUID01a0ae7f-3e59-76f7-aa9f-abb5e8fdd486 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047518
StatusPUBLIC

Content hashes

Canonical text72c02407e291c93e125c3f4d5106add79f9c1490d92ff0195c076fe9aaa7d93b
Markdown300b3e32a6c27f6612ec32c24d16b8607ce33478ae3267d6efa8bc1443ea81d4
PDF
Publication page8eae4ef5b425475c67ceb93c817ca351f01d29e030d7f9bf754da4acde2e7230
Manifest8a11c019f0c09968795a4df03590ca7592757d73a8593200147a5c5ccef87c4d

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
SignatureCp3b/ZBRRSMcv1GRCEs1dmGOEjBcOBE6FTGYzXNn022VkoX7gE6GGMADnw2R7iiMTFqK+zB1czhGP4YZarvBCg==
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

2026-09-17T11:06:37.641210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047518
observed 8eae4ef5b425475c67ceb93c817ca351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:37.615909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047518/manifest.json
observed 8a11c019f0c09968795a4df03590ca75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:37.596694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047518/publication.md
observed 300b3e32a6c27f6612ec32c24d16b860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:37.502720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047518/publication.txt
observed 72c02407e291c93e125c3f4d5106add7...
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.