OpenTechnical

OT-2026-000048041

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000048041) never changes.

Identity and time

Publication numberOT-2026-000048041 · never reused
Internal UUID01a0ae7f-c423-7359-8c01-dabd52ce5a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048041
StatusPUBLIC

Content hashes

Canonical textcc6cab199799923455ac8e54c5c930a3756a36e707f96594d1d467a8c0f8ccc4
Markdownaa1f52e3ddfc8b4b28d082460791315751d1b586f63b04b86ebbb3fded47c43a
PDF
Publication page6e0561e4fc21e08497a47328e3ce50414900e8865feb075c8af154c9c52ff93d
Manifest1986ffed0bb69204ea12bbf2e2554ba21085d21bcb5ffb97a7ff04a667ded345

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
SignatureHIe6IJEXtdAalcfr80nq+rnuyYQR2E8LLVcq9IX6+wyzEQDCxd6P1yfzbnVHQC/L1UpD9wL4Qb97cbSE3xwGAQ==
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

2026-09-17T11:06:02.592004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048041
observed 6e0561e4fc21e08497a47328e3ce5041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.573516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048041/manifest.json
observed 1986ffed0bb69204ea12bbf2e2554ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.553510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048041/publication.md
observed aa1f52e3ddfc8b4b28d0824607913157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.535364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048041/publication.txt
observed cc6cab199799923455ac8e54c5c930a3...
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.