OpenTechnical

OT-2026-000035648

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000035648) never changes.

Identity and time

Publication numberOT-2026-000035648 · never reused
Internal UUID01a0ae76-b4c6-7f55-bd23-577e2bcb07a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035648
StatusPUBLIC

Content hashes

Canonical text58b2e60b4fda040a7e6a55280abbacc7def59a59ce81e65504604aa0475e0536
Markdownd12f1f775909fa147d31e5116c4b937fb29c644bf514c0c8a23caa6b6971ff3a
PDF
Publication page1463aa26f413cd43de5c8dd6bbe37089e14fabbe6882172e0c0f86ee102594b5
Manifest1e2debcbb3271b46e09c5a475b159eba85972a7df96d2bc5406b8719fb13e65b

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
SignatureHibEhe+Yb4OFMUJRQd/ZpEg2fqcWljFFJC1lO6q9b6fkluAcOgUIiCGR/2G2N1Jqo5pZkv+CospxVw+WF2wIBA==
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

2026-09-17T11:27:12.232603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035648
observed 1463aa26f413cd43de5c8dd6bbe37089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:12.213652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035648/manifest.json
observed 1e2debcbb3271b46e09c5a475b159eba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:12.195618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035648/publication.md
observed d12f1f775909fa147d31e5116c4b937f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:12.177008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035648/publication.txt
observed 58b2e60b4fda040a7e6a55280abbacc7...
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.