OpenTechnical

OT-2026-000015666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000015666) never changes.

Identity and time

Publication numberOT-2026-000015666 · never reused
Internal UUID01a0ae6e-0c4b-7827-aff0-1f826cb9fb10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015666
StatusPUBLIC

Content hashes

Canonical text8f21a354e581db8e2ca02e93d87272ee82721613838f0acabe9e236e067c6475
Markdowncd4bd816446c241b4494df6dc4c65ee516e0e97d45b68de212038dcb2c621760
PDF
Publication page1967c708051203fac99a61424a6d829fce7759cccb1c1daec2904031a25b0ee0
Manifesta27284fd3e3b1dce6aea75898016da558310eba8a07fcbab2aafbc6bf233f417

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
Signaturea45oTDTzo5TF489YvYxMgy30TMh/6r9HITp+mJb91DOA38a//86ER6HoHOvqEc2R0cNMo6P5dS5Qca2jTezjCg==
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

2026-09-17T12:04:55.864023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015666
observed 1967c708051203fac99a61424a6d829f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.843470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015666/manifest.json
observed a27284fd3e3b1dce6aea75898016da55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.823136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015666/publication.md
observed cd4bd816446c241b4494df6dc4c65ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:55.803532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015666/publication.txt
observed 8f21a354e581db8e2ca02e93d87272ee...
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.