OpenTechnical

OT-2026-000044642

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044642) never changes.

Identity and time

Publication numberOT-2026-000044642 · never reused
Internal UUID01a0ae7c-39da-7dc1-9465-798f177b822c · 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-2026-000044642
StatusPUBLIC

Content hashes

Canonical textc005d76b718562a53340120bfc74fe23e11804e9b3f437551434b5f1e324ef3b
Markdown3a0af62f0ed17fc2bc957776eeab6cd24866fbeb501cf079854edd30bc65929c
PDF
Publication page2d79d2d18f2772cc43701c816feaec90116c31c17eb4fba78c98dc6ff6da2b96
Manifest6c242a495a93abfbad8701c7eb684d9186f7b3ebe1e88845f46ea5ab4bda55bc

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
SignatureZ704Twxr/7GHf52bG1zzvMzeU2OjyvZyGlJyZfvbGSbWmkHNwEunt6SI5gFykgZugN9FSNIV8KnRpWowhaivBA==
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

2026-09-17T11:11:53.122567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044642
observed 2d79d2d18f2772cc43701c816feaec90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.105210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044642/manifest.json
observed 6c242a495a93abfbad8701c7eb684d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.087701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044642/publication.md
observed 3a0af62f0ed17fc2bc957776eeab6cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.069954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044642/publication.txt
observed c005d76b718562a53340120bfc74fe23...
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.