OpenTechnical

OT-2026-000023780

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000023780) never changes.

Identity and time

Publication numberOT-2026-000023780 · never reused
Internal UUID01a0ae70-aed5-76a0-850f-5f200972395d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023780
StatusPUBLIC

Content hashes

Canonical text117822e9f4a07e8c99fac4856f1b44dee34317a2eaf6e93971d22718401af899
Markdown512cbfc725f5819bc42e13b97585b16bf6972c1c1c02eecdb1829306b9e685b2
PDF
Publication paged8e692319771e7cb79a116fc85e183f79df792089c7604d9efc5be14854bfce5
Manifestec90fd732ed17f44a918d57a0eb02704962f5bfe0588f756eea5e88916965cb1

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
Signature+URwQ1SXca2Jh8u1wT4wCxi4Likk2x1mixUVEJjHeYN81xw3lY4Ihms9hLdgv2oUmzDIA3XM5+P+du0MZBdDBw==
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

2026-09-17T11:50:15.080809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023780
observed d8e692319771e7cb79a116fc85e183f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.065651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023780/manifest.json
observed ec90fd732ed17f44a918d57a0eb02704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.048552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023780/publication.md
observed 512cbfc725f5819bc42e13b97585b16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.031575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023780/publication.txt
observed 117822e9f4a07e8c99fac4856f1b44de...
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.