OpenTechnical

OT-2026-000023566

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000023566) never changes.

Identity and time

Publication numberOT-2026-000023566 · never reused
Internal UUID01a0ae70-7269-791e-9118-9cb19f8bc2d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023566
StatusPUBLIC

Content hashes

Canonical text72915bc7b329b2f384450497eba34890d308c6f974d5718a56e0be3b63eaea24
Markdownbb4120b4347a6942d5f0dc09f68e26e219d1ce36e1d924222a2108b82c9179a6
PDF
Publication pagef1356e12a1d1503a337e31ed45ac84c20535067f996446a4e0b0cf5cec23346f
Manifest406f96d5c2d79e45447b4745785c7bbc8192fb20cb1f0bccfd20a4a1b0ff2161

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
Signature5XQEaQN4tQuiaI8KzcevWbK10Ky1m/ssn6FmbeJL3AYVhK+gOsA+KS9ed+AMfmalObHGTgESuhVo60JJ+takDg==
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

2026-09-17T11:51:55.105788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023566
observed f1356e12a1d1503a337e31ed45ac84c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.088630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023566/manifest.json
observed 406f96d5c2d79e45447b4745785c7bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.071309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023566/publication.md
observed bb4120b4347a6942d5f0dc09f68e26e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.048086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023566/publication.txt
observed 72915bc7b329b2f384450497eba34890...
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.