OpenTechnical

OT-2026-000018342

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000018342) never changes.

Identity and time

Publication numberOT-2026-000018342 · never reused
Internal UUID01a0ae6e-b489-7d83-b8be-36c891b1a27c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018342
StatusPUBLIC

Content hashes

Canonical text698beb9c34ac547109c44e3c0e5725480d5bd84c93a688859164d0545b200f58
Markdown2c42dc5f83b1da00453b738614a4007cb1820ea65478569dca2eb37375fe202d
PDF
Publication page12629ce7d01bcfcddc7c70dca611c503559e9345d7e4a76148a284202d75d9de
Manifestb5606b58a29007de621eee9656d3a8aef8a6ee0fd4ad1dd86685c03d0c04dd3f

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
SignatureGqSNElBC13pzgKTrjnyZIaU9J8SGhN6kEx+vW3kwlEJf8IssU2kjv/Gb4tFH+lXWS7IUIbIqAXxxPoaaagLtBA==
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

2026-09-17T12:01:04.686310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018342
observed 12629ce7d01bcfcddc7c70dca611c503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:04.669863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018342/manifest.json
observed b5606b58a29007de621eee9656d3a8ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:04.654361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018342/publication.md
observed 2c42dc5f83b1da00453b738614a4007c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:04.638481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018342/publication.txt
observed 698beb9c34ac547109c44e3c0e572548...
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.