OpenTechnical

OT-2026-000098310

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098310) never changes.

Identity and time

Publication numberOT-2026-000098310 · never reused
Internal UUID01a0aea1-e965-7130-ac46-a0683ecb5f1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098310
StatusPUBLIC

Content hashes

Canonical text0657865a69448a8b55bfea9f0a27dbef165559912e3fdbddf1b5088ce8750edf
Markdown7af946a4b38ea382a09bf0e744d5d39d0083623d6e01c81d595e4a0ba9bf2771
PDF
Publication pagec5c73267a7be1ea0c5de7291707e98859ba967523e4a92ac3ac3359600d03bab
Manifest2261f82a64c3115eed890552077e9ce0f4dc626605f6cea875c534220726bf5a

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
SignatureF4KwwkJbblZNaf7iRtLZLccxOdJYZzRwVY+K5fGdHdPdv3tPeCgVrkTWYlDFv3am20Zt55Qgp+AcVUrmQ2+4CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:30.893983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098310
observed c5c73267a7be1ea0c5de7291707e9885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.874792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098310/manifest.json
observed 2261f82a64c3115eed890552077e9ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.856832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098310/publication.md
observed 7af946a4b38ea382a09bf0e744d5d39d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.837500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098310/publication.txt
observed 0657865a69448a8b55bfea9f0a27dbef...
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.