OpenTechnical

OT-2026-000027596

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000027596) never changes.

Identity and time

Publication numberOT-2026-000027596 · never reused
Internal UUID01a0ae72-6999-72fa-9e4b-2da6d2e0371a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027596
StatusPUBLIC

Content hashes

Canonical texta9feb1480deed07782916ace0710aa1caeb8451084a11c0b3841c18740bfa57b
Markdown0f54db307429314757a6dc34daa574801fadf5fe2a063ac2ad360b93cadd1e3d
PDF
Publication page7422e2acc9ebd0176ae55386dda53e8b51d56241eb25dc25387d9ce4c5ee3150
Manifest63a7964546f4b16bec61a1ef61a6c84fc5f501ce188c1afcacfaae85b1d8888a

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
SignatureZuSX6096PFPgaG97Noz6PvQXMG9Zn/Qz6/1dER9gxkQ+crQp4+0QMvtqcaGJqvxMQyOW/4htw4cPxJL9hUPHCQ==
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

2026-09-17T11:43:06.553660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027596
observed 7422e2acc9ebd0176ae55386dda53e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:06.528396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027596/manifest.json
observed 63a7964546f4b16bec61a1ef61a6c84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:06.504904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027596/publication.md
observed 0f54db307429314757a6dc34daa57480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:06.475335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027596/publication.txt
observed a9feb1480deed07782916ace0710aa1c...
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.