OpenTechnical

OT-2026-000039633

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000039633) never changes.

Identity and time

Publication numberOT-2026-000039633 · never reused
Internal UUID01a0ae78-d8d4-71fe-88d2-7486b1709120 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039633
StatusPUBLIC

Content hashes

Canonical text70e2ddbf094393c7e56cb0e9d8cb4ea902fffd86cf4cca85db6270823812d23d
Markdowne56296c8d6f73caf5286b55d34e4ca4ab1529290d3e080db45b1a09fdb2c4aaa
PDF
Publication pagef1ad911ce70749eaf7080cfc95d2e0aedb3fc215d2ec77ab3acbec5efd9beb01
Manifest685382de5a83888c3cf0057b61594acc6b6eec3129e3d27ed1546040ba77cce0

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
SignatureK7k4VNWi5EgzOII2CvkbDMxn75GaJ/pBJdGD9cU+qmmBlhp1s0kDkbhVNXWeX/1drXbajKIOUKdeq4jEZquiDw==
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

2026-09-17T11:19:48.303819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039633
observed f1ad911ce70749eaf7080cfc95d2e0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.284932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039633/manifest.json
observed 685382de5a83888c3cf0057b61594acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.264910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039633/publication.md
observed e56296c8d6f73caf5286b55d34e4ca4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.247034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039633/publication.txt
observed 70e2ddbf094393c7e56cb0e9d8cb4ea9...
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.