OpenTechnical

OT-2026-000044236

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000044236) never changes.

Identity and time

Publication numberOT-2026-000044236 · never reused
Internal UUID01a0ae7c-39d5-7272-93a5-1913e6818864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044236
StatusPUBLIC

Content hashes

Canonical text07d21c10ccb21892502b58503bc4beaf03be49d9af960368063bf9cef0176161
Markdown20bf7cafeadf17982a201104e6d0c61e4f73b8fd4dc104b96b35c8ec7c8968ce
PDF
Publication pageaf86288db1690b648684c8b157faef9368dff5972b65a2ff4f652704c0cce2fc
Manifest88f4e803852c958c0f46fbffadcb05984ba1eb639f45772c538878f276abe3a2

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
SignatureEKAYJlpAqxCNAxfZozeRjxLCQPE9yiXU/DXJyeBAttNi1jWChJjgd8pJ32NLHDSFhF7Rv3hHqOumjdZqfM51BA==
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

2026-09-17T08:30:03.722653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044236
observed af86288db1690b648684c8b157faef93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.581696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044236/manifest.json
observed 88f4e803852c958c0f46fbffadcb0598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.564643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044236/publication.md
observed 20bf7cafeadf17982a201104e6d0c61e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:03.547203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044236/publication.txt
observed 07d21c10ccb21892502b58503bc4beaf...
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.