OpenTechnical

OT-2026-000022784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000022784) never changes.

Identity and time

Publication numberOT-2026-000022784 · never reused
Internal UUID01a0ae70-46ea-75d4-836d-5a663287a43c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022784
StatusPUBLIC

Content hashes

Canonical text4ba3d383a6f3e489b13bd70e9aead2ccb3375a8f5332de467b3232969eeff622
Markdown5f73941c884bcc9d71625771105183e215cc1c1b08b123f65dd66adeaba7688d
PDF
Publication page99686898cc2b3afab1b6b89c50e7462d6e2a974ff461f7fa67f9bbc18ab77cd9
Manifestaa7503d014310d1989f561735d9b1d909bb824e9c388ea4a82ccc13f3f18eda8

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
SignatureiE1Id0vXL7BQSRqErmacDXg2MgSKOR5y+pKtJtHrjfxccEfKX6BTFWJ+fFHBxVtCD+hpeQDpomaYeGiU9t7UDg==
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

2026-09-17T11:52:18.168092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022784
observed 99686898cc2b3afab1b6b89c50e7462d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.149977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022784/manifest.json
observed aa7503d014310d1989f561735d9b1d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.132809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022784/publication.md
observed 5f73941c884bcc9d71625771105183e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:18.113867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022784/publication.txt
observed 4ba3d383a6f3e489b13bd70e9aead2cc...
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.