OpenTechnical

OT-2026-000040747

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000040747) never changes.

Identity and time

Publication numberOT-2026-000040747 · never reused
Internal UUID01a0ae79-6d0f-7bea-a9fd-b99ff87834aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040747
StatusPUBLIC

Content hashes

Canonical text160da4bd68e0e92aaf6bf4e132543efe86d99c270991b7e4504182b952b8c6a2
Markdown40fd004b012bc023297cebd99140a02ad22a0e1fee4b314a1cb5d882e7d0bffa
PDF
Publication page79fbd53a4354496b382b0b347ef818ead07b31c6df950b09b5fdd5552026e59c
Manifestafbdaeae012a84bb30ac84143364e3119442ebfefbe7416154335702c3cbd992

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
Signature4ek2ALDcPmut4Ew1ciOd7Mwo7WUlMybX8hJsnUj7rx0W2CtPWdGvk+HUvMEl2gEHlUxDvB2K8jYzP0ADPQ1cBA==
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

2026-09-17T11:18:01.443295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040747
observed 79fbd53a4354496b382b0b347ef818ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.425680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040747/manifest.json
observed afbdaeae012a84bb30ac84143364e311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.406218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040747/publication.md
observed 40fd004b012bc023297cebd99140a02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.385894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040747/publication.txt
observed 160da4bd68e0e92aaf6bf4e132543efe...
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.