OpenTechnical

OT-2026-000044521

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump 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-2026-000044521) never changes.

Identity and time

Publication numberOT-2026-000044521 · never reused
Internal UUID01a0ae7c-39d8-73d9-992f-80022cef300e · 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-2026-000044521
StatusPUBLIC

Content hashes

Canonical textdac4af24c701e7318b58de12dd93632f299c8c7bc049c760450880ec7c6379de
Markdownaa6ee79d13ce495f7b223a53569b826a22498c8251e3f82945574fa7e4ad2941
PDF
Publication page11a01f2e52d4fd19a5575781ad88a0b631e3434947c383ef10ede37ebab45f2d
Manifestf53b0e79d77b3307e6f5d4057563e40bef80ef0f6b54bd841262f93b351f15df

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
SignatureZoaXVoE+xJraBO8j//PDafw0VtAd0UVEwewn0fodpaKAgSwLunYg4dB0x9wrhyAQFmSi4x71IX3miXEhlzVbCw==
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

2026-09-17T08:31:02.794683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044521
observed 11a01f2e52d4fd19a5575781ad88a0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.775164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044521/manifest.json
observed f53b0e79d77b3307e6f5d4057563e40b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.752914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044521/publication.md
observed aa6ee79d13ce495f7b223a53569b826a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.583706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044521/publication.txt
observed dac4af24c701e7318b58de12dd93632f...
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.