OpenTechnical

OT-2026-000098081

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000098081) never changes.

Identity and time

Publication numberOT-2026-000098081 · never reused
Internal UUID01a0aea1-e963-74c9-826a-6157c01da2cf · 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-2026-000098081
StatusPUBLIC

Content hashes

Canonical text25a90e4a50e0fe9298507a8e347f0a7cf327b6dcf86b209932ad8185c08da246
Markdownde647ee5146d6612aa20f074abd5e94d1296fe3129099794b12e389ccd0bd54e
PDF
Publication pageee108e72665e3cbb282e66fdb64202fea45024c705abd9382f0b5500c349adb4
Manifest2a98d68f58e6734a7d7d2ed2513ff49fe82ef7d715d1aa2c6cedccb6feb011f4

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
Signature3SqzLAuvdgiuR8OjLRZuHgrUQNAb1nzl9PzSvT/baGXAtmWmAJ54t0eP+paZcs2RBE/NucusD8Fpx5LT+6s7Dw==
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

2026-09-17T09:31:12.821106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098081
observed ee108e72665e3cbb282e66fdb64202fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.805602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098081/manifest.json
observed 2a98d68f58e6734a7d7d2ed2513ff49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.789787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098081/publication.md
observed de647ee5146d6612aa20f074abd5e94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.773219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098081/publication.txt
observed 25a90e4a50e0fe9298507a8e347f0a7c...
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.