OpenTechnical

OT-2026-000039799

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line 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-2026-000039799) never changes.

Identity and time

Publication numberOT-2026-000039799 · never reused
Internal UUID01a0ae78-d8d5-7ab2-92d0-fcb07c504c85 · 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-2026-000039799
StatusPUBLIC

Content hashes

Canonical text2379a13d3216385997fe3ed28b9f8e1b62d1c2165634f4e625db518900422860
Markdown80824ede8c167e925dc1c5914deb740bb1b90d80df45717fbc4a7d5d8d2bb95d
PDF
Publication pagea10223fda4b469c395381edb9c9771f4d572181a72a35b17a327592058ca2aa3
Manifestb4a00a63902d31cf62625a64dd0a6bdb0709a70ae0b2ca456ca7b422bc0bf4cf

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
Signaturekg9KmxE1V63ZwvoMmDhBG6wC36WYkN6pWNFphVMbYedrL4h9qwtgFbm+UdGqqTJ/gRNZr6iDHva6sX69Tm8rAg==
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

2026-09-17T11:20:01.892210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039799
observed a10223fda4b469c395381edb9c9771f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.875394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039799/manifest.json
observed b4a00a63902d31cf62625a64dd0a6bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.812293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039799/publication.md
observed 80824ede8c167e925dc1c5914deb740b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.794898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039799/publication.txt
observed 2379a13d3216385997fe3ed28b9f8e1b...
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.