OpenTechnical

OT-2026-000036488

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000036488) never changes.

Identity and time

Publication numberOT-2026-000036488 · never reused
Internal UUID01a0ae77-46e6-78cb-90de-01dacb3bf0e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036488
StatusPUBLIC

Content hashes

Canonical text586e7214fde744143fee77d040e95100ef9f6a1fede1dc7b3b2566003b8d368f
Markdownd5472e2a6149293c7b84fcb5d68c44929ed03b77eaec9e4e545b3d68c733a39f
PDF
Publication pagee31fe7d1b225fff2532feb47fe2a5376d3de4b32c06556f9a7bb5941a9cf3709
Manifestbed0c3be841f83afc3a203c9d1b426650a7224fa5e0cbf7d33ceca4b09a99fb3

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
Signature6fi2bkRzjR94aEATrp2f9vC2c31KHnlPAOograbauHoX+fV1w8JLCZhYU8WEFAenEx7bERnjnj5/sLuqXqYxAg==
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

2026-09-17T11:25:10.591114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036488
observed e31fe7d1b225fff2532feb47fe2a5376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.576129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036488/manifest.json
observed bed0c3be841f83afc3a203c9d1b42665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.557306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036488/publication.md
observed d5472e2a6149293c7b84fcb5d68c4492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:10.540451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036488/publication.txt
observed 586e7214fde744143fee77d040e95100...
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.