OpenTechnical

OT-2026-000098562

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000098562) never changes.

Identity and time

Publication numberOT-2026-000098562 · never reused
Internal UUID01a0aea2-42ac-74a7-b97e-408a9a72fe08 · 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-2026-000098562
StatusPUBLIC

Content hashes

Canonical textb29366206c28e32a52b33117e1ee2aa7202e6a803a6d30be32aedfce5ce3bfa0
Markdown74d4b952a555fc30386c88b1f4d20a5063ed5e088f6545b55a854a6964ddce9f
PDF
Publication paged6d5277b2d48dd8b85356ed8180e1efe4c312cd8f3a34fe33e83231f3412aad7
Manifesteae160652defe68cbbc2da44ea837a1c789193b1c38c7d41e1190588c4373025

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
SignatureyjWYbLcBaS5K9+/s3Pi5T8EZqFTvLe5v00NhgGNEYDaCdX5f1we/Uvi7pL/JfvLjA7yDJjOm3HgyrWqzZ00QBA==
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

2026-09-17T09:30:49.542151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098562
observed d6d5277b2d48dd8b85356ed8180e1efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.525998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098562/manifest.json
observed eae160652defe68cbbc2da44ea837a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.508339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098562/publication.md
observed 74d4b952a555fc30386c88b1f4d20a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:49.493336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098562/publication.txt
observed b29366206c28e32a52b33117e1ee2aa7...
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.