OpenTechnical

OT-2026-000032740

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000032740) never changes.

Identity and time

Publication numberOT-2026-000032740 · never reused
Internal UUID01a0ae75-1071-76af-b7d2-4bf1d799a6e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032740
StatusPUBLIC

Content hashes

Canonical textaa02ba7c979e4370e03d972e4a57e2e54d27f3b0f62d2956307f3f63d694b33b
Markdown0769770392f625282170c7cdfc929e4feb0586f69b3bff9dd07d1b19fbee612c
PDF
Publication pagee0c01cf662e9b804add7c5945acd27cc37e887edb9d8bae1a488332aea43eb1c
Manifestc024ca338ef32e74efaccc7c8f0634b610bc21c4a34d9a430e15200f2a7e429b

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
SignatureWQoNys3MQHY6ZAQ+zHyU10G9E6nRc7MOGNf2rHFBcW7Rnu7NqJDRIF+e4oushS33D8n8IJej2gIOg0AqrnOtCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:21.715121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032740
observed e0c01cf662e9b804add7c5945acd27cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.698973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032740/manifest.json
observed c024ca338ef32e74efaccc7c8f0634b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.682026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032740/publication.md
observed 0769770392f625282170c7cdfc929e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.664246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032740/publication.txt
observed aa02ba7c979e4370e03d972e4a57e2e5...
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.