OpenTechnical

OT-2026-000084849

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000084849) never changes.

Identity and time

Publication numberOT-2026-000084849 · never reused
Internal UUID01a0ae99-43b4-72bd-b43c-f4343fc30e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084849
StatusPUBLIC

Content hashes

Canonical text54c689c014d0bf03e00b3e49c83354eb4bc6180a76c484c3be042663d7f330c2
Markdown9917c355268465bd4908f3e683ede63c456765bf72ab0504314f70fdc3c2473d
PDF
Publication page2043f26ca8e45fb94dd359d2e27914afc6899bb6cd81ff709f5980cc029a6385
Manifest0654649e0c574d82ebceeb2ee5fd764b8228faf30808c2fec3849e984c70aaf6

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
SignatureCVrWtpfXl0gmwMPdnubU5fJg+dMOnGr2p9CuHbAeXxHS97A7FAWFErwAMCHvBC6XfISPgmKUY9O0uN+DcMA1Bw==
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

2026-09-17T09:54:48.267713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084849
observed 2043f26ca8e45fb94dd359d2e27914af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.250969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084849/manifest.json
observed 0654649e0c574d82ebceeb2ee5fd764b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.232823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084849/publication.md
observed 9917c355268465bd4908f3e683ede63c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.216019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084849/publication.txt
observed 54c689c014d0bf03e00b3e49c83354eb...
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.