OpenTechnical

OT-2026-000049086

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000049086) never changes.

Identity and time

Publication numberOT-2026-000049086 · never reused
Internal UUID01a0ae81-134d-7df7-b2c6-9793a7f5134c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049086
StatusPUBLIC

Content hashes

Canonical text3c731f446686b29b97c469dd93629fbf12fc7b87d979a8372aef0552908dee6d
Markdown921360d41f60bd3c056e9ec905aac92e39eec8798c383a90c60e702c7055e5a6
PDF
Publication pageca2107b04f51685da9feca62f72577db7f5d4f7768de585447d53de690de75fd
Manifestffb4fd582e31586340a146bb82d43b5b1078ccde9069333b98e254c611b5473f

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
SignatureZRh80xmEA5SNtoX56y1MK7TRreYumCnlRjPvLQb1AqeTLnYTVpRO0QaddsAqEUiqiS8DDHGNpsauxLEzJ30lDA==
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

2026-09-17T11:03:19.896218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049086
observed ca2107b04f51685da9feca62f72577db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.878297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049086/manifest.json
observed ffb4fd582e31586340a146bb82d43b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.860119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049086/publication.md
observed 921360d41f60bd3c056e9ec905aac92e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.842978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049086/publication.txt
observed 3c731f446686b29b97c469dd93629fbf...
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.