OpenTechnical

OT-2026-000092742

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000092742) never changes.

Identity and time

Publication numberOT-2026-000092742 · never reused
Internal UUID01a0ae9d-b600-749b-afa9-6c32ace2eea6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092742
StatusPUBLIC

Content hashes

Canonical text22e99d4eb20e32d732a8aed37b9cb22757951805b2a7e0e0ede9d6925fe4c2c5
Markdown8e59e0b93920b942eaf3f6388e36dc2076e806244ebd8b66c066469b0aadd500
PDF
Publication page6c6720247188bc5ae4b89f6578941db4a78f4efa76105dd60728d77ea10c1b48
Manifest7a76f290e92048b279c6398e0985360c576755011452ee58679be57660c784a2

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
Signatureqejq9ii+MgquJzANL/b3vNGCCqrHpdR9dr/XfucekymfkVZ2OjcEqHFm1+58mNlkpDdp2q+jNLHcQfuTfjX1BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:22.154374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092742
observed 6c6720247188bc5ae4b89f6578941db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.135788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092742/manifest.json
observed 7a76f290e92048b279c6398e0985360c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.117400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092742/publication.md
observed 8e59e0b93920b942eaf3f6388e36dc20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.100155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092742/publication.txt
observed 22e99d4eb20e32d732a8aed37b9cb227...
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.