OpenTechnical

OT-2026-000009469

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, pulsed blow-off after 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-2026-000009469) never changes.

Identity and time

Publication numberOT-2026-000009469 · never reused
Internal UUID01a0ae6b-7562-7cb6-a56c-490092122910 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009469
StatusPUBLIC

Content hashes

Canonical textce6a975f8de9d46c6ae43978fbbea905a4e74e1ba9b0e67bb8029ef5273cb721
Markdownd2d657555ed071b4d11d3703bc50a8a98cb8f075e6234d8c2424996aebac2bff
PDF
Publication page1271ff894286a4f7118f57a075787a1d28467944123b27cc137ea103be0f5dfc
Manifestf96c7bf19a5df8d6597ba957e8933dfdc9d2f5b4bbd5511d7f6b88437070d643

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
SignatureVK18dsg9WJwi9mKJxMtZzt7dEbyJE7VZ5RgwYb4eA5let5mv8cqbNBW30LL5FHi4ODih8T1WAy2MgD10XLDNBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:51.672888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009469
observed 1271ff894286a4f7118f57a075787a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.648794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009469/manifest.json
observed f96c7bf19a5df8d6597ba957e8933dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.629677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009469/publication.md
observed d2d657555ed071b4d11d3703bc50a8a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:51.610615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009469/publication.txt
observed ce6a975f8de9d46c6ae43978fbbea905...
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.