OpenTechnical

OT-2026-000039408

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000039408) never changes.

Identity and time

Publication numberOT-2026-000039408 · never reused
Internal UUID01a0ae78-9675-72f9-b52a-ecf9c5532aee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039408
StatusPUBLIC

Content hashes

Canonical text95e52467fadb500de1216b2e37845251768373872e8cd9d9a16939131d10cb2b
Markdown2ca86e10ebbe4987d24a85f7cc3e973c90d700b041058d9a07b73d58dbabffaa
PDF
Publication pagefae5144a89a034a703f1a64b479ee18bd6c9f76273dd03a9cca62f08ab745514
Manifestc9d4384e757ce8b90ff7b2f3698901f7a4833cfe7fe424bf06fc97655ec9875f

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
Signatures/qrQcX2k7SzCv3HeZoEpdtN/CYptUj09EvW20Uxt1ePWayObp/MJixnGKWSdCWTL86mef/Oe6PE66xcvmR4Ag==
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

2026-09-17T11:21:01.140123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039408
observed fae5144a89a034a703f1a64b479ee18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.122704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039408/manifest.json
observed c9d4384e757ce8b90ff7b2f3698901f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.106217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039408/publication.md
observed 2ca86e10ebbe4987d24a85f7cc3e973c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.088215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039408/publication.txt
observed 95e52467fadb500de1216b2e37845251...
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.