OpenTechnical

OT-2026-000018914

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000018914) never changes.

Identity and time

Publication numberOT-2026-000018914 · never reused
Internal UUID01a0ae6e-d522-7092-b65d-9964b9f814d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018914
StatusPUBLIC

Content hashes

Canonical texta21908293f8f7d672f0a978c69648a87afc930106790c90578a573e46cb57314
Markdown89d1c33648c4c5910a462384a2938ab63131f2931f44d591fedc7a38524ef861
PDF
Publication pagebdb195d70458655c214a66edc7884d46329d04b73113a9ffd77f4f18ff10d17d
Manifest47b5f197501703f54dcc0344412929efb6f36452482c2ea5b586735dd151d75c

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
SignaturendlPzDSe3yyUE/GOeyx69BKOIZC7/eMerY9WolA14M3jVkpSyXmOC4VMqO786T+ixbdJ7+2XZuMkUwhxc9J9Cg==
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

2026-09-17T11:59:34.400168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018914
observed bdb195d70458655c214a66edc7884d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.382142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018914/manifest.json
observed 47b5f197501703f54dcc0344412929ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.364108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018914/publication.md
observed 89d1c33648c4c5910a462384a2938ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.345897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018914/publication.txt
observed a21908293f8f7d672f0a978c69648a87...
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.