OpenTechnical

OT-2026-000014135

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000014135) never changes.

Identity and time

Publication numberOT-2026-000014135 · never reused
Internal UUID01a0ae6d-b278-75ab-b053-041b4ba4b374 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014135
StatusPUBLIC

Content hashes

Canonical text3ae0e9929ede6c361013cbf3c804163702b4e356a15ed012dbb0d741cac67207
Markdownec5f36fe4f45480a7eee11765d65c868f83db67611e9a315844cb1b6db96bc5c
PDF
Publication pagefde8b841e0db59fc02d996685bab6bf3e779ffd40b1b3d67aab8992c1db3ca64
Manifestc394730921a7f04837c541441d4870b141a83881ad3a54e8000f300af6e15572

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+G/mMQUK6gpckvZDGj1B/uOVY7AbCgIB8k8O3azh7Fi4XadfHDIQfhoiA0eR08NmMI40q5f0gRp/WLUUNX4pDA==
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

2026-09-17T12:07:12.661918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014135
observed fde8b841e0db59fc02d996685bab6bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.643082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014135/manifest.json
observed c394730921a7f04837c541441d4870b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.623974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014135/publication.md
observed ec5f36fe4f45480a7eee11765d65c868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.603286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014135/publication.txt
observed 3ae0e9929ede6c361013cbf3c8041637...
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.