OpenTechnical

OT-2026-000044411

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000044411) never changes.

Identity and time

Publication numberOT-2026-000044411 · never reused
Internal UUID01a0ae7c-39d7-75f0-8a46-2f2a7fe9d676 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044411
StatusPUBLIC

Content hashes

Canonical text79a41bf367b1264856fb77fc3e0a272bb2c7a94c391f532ae758b18cfbe88cef
Markdown6491efcd051b498db912e5273ddd8de24bd770fd118bdeb2b9f792a3a11f6fc5
PDF
Publication page2db15c897276cea321eacff9b84dc2e9cc68ef933de60e5941de3a49b089b2a3
Manifest94fc2989f7339e9c7a59601d8994d1005d4d6830d0c4e54a456a1a205002ac1e

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
SignatureI/hrMYFCRXWpfAfIG+oGAHCfpv0f8xtj3Ce1IFLG6TgCyq0I9oYcrlaf17ep/4RfgGK+uLEaeyyd+Gj0wj4LDQ==
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

2026-09-17T08:30:41.825971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044411
observed 2db15c897276cea321eacff9b84dc2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.806642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044411/manifest.json
observed 94fc2989f7339e9c7a59601d8994d100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.786673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044411/publication.md
observed 6491efcd051b498db912e5273ddd8de2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.769393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044411/publication.txt
observed 79a41bf367b1264856fb77fc3e0a272b...
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.