OpenTechnical

OT-2026-000015112

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000015112) never changes.

Identity and time

Publication numberOT-2026-000015112 · never reused
Internal UUID01a0ae6d-ef47-70d9-b9c4-0d707156a487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015112
StatusPUBLIC

Content hashes

Canonical text631eba7fb226edb9dc39463e158552b703d3563b9af3f34c5258d8bf22fc3ce1
Markdown53e6a8951e47a12674369f3b9a07fd8cfc3a63e7109b5a1509cce0505ea46536
PDF
Publication page7e4f54050d8fad3de88cc6d4f968e7bea30b8c260716261513691025f6edb545
Manifeste24d797aa06a367c36236e7fabfc4a3fe0ad216e9371f332736817d8e12e34bd

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
Signatureu6ciVqVhqM2ejIKvVEeNQDNIYW3RELMr0Iw9fciS1p0EYqp77BcqaB+pwtpVrOmscscldSYqE7eipcEJq2nvDQ==
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

2026-09-17T12:05:42.277409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015112
observed 7e4f54050d8fad3de88cc6d4f968e7be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.257254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015112/manifest.json
observed e24d797aa06a367c36236e7fabfc4a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.237784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015112/publication.md
observed 53e6a8951e47a12674369f3b9a07fd8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.217962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015112/publication.txt
observed 631eba7fb226edb9dc39463e158552b7...
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.