OpenTechnical

OT-2026-000010690

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000010690) never changes.

Identity and time

Publication numberOT-2026-000010690 · never reused
Internal UUID01a0ae6c-0ee8-78b8-bda8-fa7f06b3db5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010690
StatusPUBLIC

Content hashes

Canonical textab8990980aab12e61acfb6080cf03c190f9632f9d76125edf8692a3ff0d15e2c
Markdown9e7a5a43648194cf06fc2b21f6fcd4e49ef04f8ceee18b9981698cf96560f622
PDF
Publication page7553eaeb8cfe767f51d0bad6b10b6c2d8c6f3840560963010179d4e67a8146ab
Manifestabe1138be27c6b394d1d34b4cfd542876bfa86cb31e734baab32084767fe4bd1

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
SignatureH47ttaJGQBV6CTELI0cQ2CO/0eFnvAfa5irHsQKgGBuZwzJvJv6d4zBiQVQw9DoIycg4kiS8Eid6kXpkuU70Ag==
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

2026-09-17T12:14:54.288461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010690
observed 7553eaeb8cfe767f51d0bad6b10b6c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.268691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010690/manifest.json
observed abe1138be27c6b394d1d34b4cfd54287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.248514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010690/publication.md
observed 9e7a5a43648194cf06fc2b21f6fcd4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.225186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010690/publication.txt
observed ab8990980aab12e61acfb6080cf03c19...
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.