OpenTechnical

OT-2026-000072596

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000072596) never changes.

Identity and time

Publication numberOT-2026-000072596 · never reused
Internal UUID01a0ae92-89d9-70f6-8241-ca8d8b81086f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072596
StatusPUBLIC

Content hashes

Canonical textce0fa7bfd9b9adee238573be0137f7edd6f9c5ff1fa54d495aefc277ef2b4ee4
Markdown5ae9651ce5bf981b41eb7b701ab75097b569f70169b86e00b0e1cebfeaba996e
PDF
Publication page549443978c7215eeb2793d5fae1c920fe53aa86e4a719863094cf8499f8e749b
Manifestd75ebcd62dbd415c4801aca937332a9054135e91a477950d6185a463eb331e84

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
SignatureRZNZ0f2yY4X70JPDV5DFldAJzMgXrm6QmTEkQWreQXusMyV3JO+tjdZbLpqap33zGz3exIRQY3pguuaDJdGFAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:26.481045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072596
observed 549443978c7215eeb2793d5fae1c920f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.463304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072596/manifest.json
observed d75ebcd62dbd415c4801aca937332a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.445724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072596/publication.md
observed 5ae9651ce5bf981b41eb7b701ab75097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.427671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072596/publication.txt
observed ce0fa7bfd9b9adee238573be0137f7ed...
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.