OpenTechnical

OT-2026-000010649

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained 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-2026-000010649) never changes.

Identity and time

Publication numberOT-2026-000010649 · never reused
Internal UUID01a0ae6c-0ee8-7050-b0e9-cf155a48fc1a · 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-2026-000010649
StatusPUBLIC

Content hashes

Canonical text5284ce4c99901a9d69ef2f949cc9ac23ecf7955471adefafe9769f922e8744c7
Markdown0bb040304f764e3a8337262a9d29477bf3c85dbe6931061486a08a9f58dac73c
PDF
Publication page6f1e0751c42f6342ba1a886ee9679c701b1a6ec7d3cbc6eae04ab9c2b135f0c3
Manifest4c3dd508a53b4e65ef4a09adc6206c57f3e58b9d0e15fe033ca383be3f5eec6b

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
Signatureph/hFy+XZ/icq0HuPNvcwXMrJHZb5glV7Uo9HwK33hRPMZNGxOuyoagUfQlgHeRvZpU8Jf04d7TuIyJz4oU8Cg==
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

2026-09-17T12:14:51.027374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010649
observed 6f1e0751c42f6342ba1a886ee9679c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.009637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010649/manifest.json
observed 4c3dd508a53b4e65ef4a09adc6206c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.991668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010649/publication.md
observed 0bb040304f764e3a8337262a9d29477b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.971012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010649/publication.txt
observed 5284ce4c99901a9d69ef2f949cc9ac23...
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.