OpenTechnical

OT-2026-000062492

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062492) never changes.

Identity and time

Publication numberOT-2026-000062492 · never reused
Internal UUID01a0ae8c-0ac0-783f-9562-016f726e10ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062492
StatusPUBLIC

Content hashes

Canonical text7e9ffe5335390ba5871f6f4ec49566e7363dc821cb3af879f2e1a3090503efab
Markdown5b921f37130049382eb24418808422905152e9f1efd8a9b694428dc2b7312b42
PDF
Publication paged32c75853412d641ccac0c5a0899cc5fd32f767a432e80c73ba3fb6cd899e509
Manifest25470aaad327835abf123a85d8a2b80474430ba2148670d5e3c35946a0f5fb03

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
SignaturePHNDfZm3qgBq50E0PWd7wIUVPU60ppGwZKYq20JzjVwAuB1BzsWToPhLSue42irRA8FE562QFpJt0TRz9N5fCQ==
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

2026-09-17T10:39:51.136989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062492
observed d32c75853412d641ccac0c5a0899cc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.117909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062492/manifest.json
observed 25470aaad327835abf123a85d8a2b804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.097856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062492/publication.md
observed 5b921f37130049382eb2441880842290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.077309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062492/publication.txt
observed 7e9ffe5335390ba5871f6f4ec49566e7...
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.