OpenTechnical

OT-2026-000025484

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000025484) never changes.

Identity and time

Publication numberOT-2026-000025484 · never reused
Internal UUID01a0ae71-5fa8-7118-8b05-17061b529290 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025484
StatusPUBLIC

Content hashes

Canonical text64182160e8ce5d511ca74441bc9d2aaa0a128e2f15c0b9296ee50c40dd44b528
Markdowndec1c265d62fb701d8e87f81e3fe105b2a187e904ad9e508cc7e383410707aec
PDF
Publication page9e388d793452ea2e392fa63e0a74655cf6b4e5422361eb94c6e9c37eaab9d8d3
Manifest5df811d5b2d8b79adfd7746415783ca74e6435480944b1b389117dc122504903

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
SignatureuxnLDlxQ62PpFq5J5GBaYcwe5Y++7LZNFRYMmzzSjDlGlxNpvqh6Z7Nt/78S6TDe6b3qYloyuXXSE8Ovt8E2DA==
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

2026-09-17T11:47:34.583507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025484
observed 9e388d793452ea2e392fa63e0a74655c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.565467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025484/manifest.json
observed 5df811d5b2d8b79adfd7746415783ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.547271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025484/publication.md
observed dec1c265d62fb701d8e87f81e3fe105b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.529790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025484/publication.txt
observed 64182160e8ce5d511ca74441bc9d2aaa...
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.