OpenTechnical

OT-2026-000098636

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000098636) never changes.

Identity and time

Publication numberOT-2026-000098636 · never reused
Internal UUID01a0aea2-42ad-73fa-8ba1-ec52cdf85f58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098636
StatusPUBLIC

Content hashes

Canonical textaa16f1ed4167232f5b8fa323abf8277a4bed1a3a5be6e3a5aff84a6ec5e876b6
Markdownb2ee975d90aed4b78f0008d3e52328d552d8cda1af337b6e63ea8ea7d50753ad
PDF
Publication page7b84dbbdc7d4bfc659685b7c88ad7dc34f2f7b25a2d03c5a27fefa8df0d1c608
Manifestcd26f739af3c2122836a01a3b617a822d8a495cd4d4a012ecd1b0d30c82c7265

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
SignatureI+uCeUAAVEZ37VuEqIp9hGjRURvIyB7TidxsTPD9V0Nw14iuiyG8nJIzSxTx7d2bl/+EYSa9kyPAaafpqxd4Cg==
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

2026-09-17T09:30:55.746219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098636
observed 7b84dbbdc7d4bfc659685b7c88ad7dc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.729654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098636/manifest.json
observed cd26f739af3c2122836a01a3b617a822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.712385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098636/publication.md
observed b2ee975d90aed4b78f0008d3e52328d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.694856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098636/publication.txt
observed aa16f1ed4167232f5b8fa323abf8277a...
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.