OpenTechnical

OT-2026-000099271

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold 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-2026-000099271) never changes.

Identity and time

Publication numberOT-2026-000099271 · never reused
Internal UUID01a0aea2-8289-7a72-95ae-aaf9b5c0d199 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099271
StatusPUBLIC

Content hashes

Canonical textab8a6835f4449c06d2673c371d8e3d360c1393a4397229d79d2b85263399d5bd
Markdownf22b42461d5373abe97c475bf5b6d177df12ef741fe089e95c8bf45865bb5472
PDF
Publication page772db73efc8f733163c43d04983f035f5e3b8a2f8f83866faa2ff30204adcf79
Manifest87908528e8b6b788c95cd53e020d70344e11d09d5095849590472cc45c5aa9dd

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
SignatureqPCa5Or99MZk5cZhIZ8GOgcjZeQIT5GTH/A0f0LJnAfcvoiUzEAePXL4qhrXvYIXnRtTN2p5YhtdXunkQH7uAg==
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

2026-09-17T09:30:43.131351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099271
observed 772db73efc8f733163c43d04983f035f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.113794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099271/manifest.json
observed 87908528e8b6b788c95cd53e020d7034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.095213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099271/publication.md
observed f22b42461d5373abe97c475bf5b6d177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.076466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099271/publication.txt
observed ab8a6835f4449c06d2673c371d8e3d36...
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.