OpenTechnical

OT-2026-000039104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000039104) never changes.

Identity and time

Publication numberOT-2026-000039104 · never reused
Internal UUID01a0ae78-9673-7d0e-b1a0-62d7718e1353 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039104
StatusPUBLIC

Content hashes

Canonical text48a3c9fd0f5fe263935db77d6e8998c1fb1a3063a17f0524d553ba75db082223
Markdowncdead0b4caef89ce20aa160fb6f2bcd651e33fcce8671e7df06f3c59fd165e1a
PDF
Publication page856feb2560b9ffa1f5472dd840981fab5c241436e9e5798de63cb71b0ebc78ab
Manifestae58a536ce6b506172a54df7b6c01fd4248f78f0d73c228fa14a2e7b1040af95

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
Signature26Dini0s0t0mc5iNWK6mVemrxmqNfVd5LR9666RCYRIFRZBIsxX8VUi8zHxXL6ukrwGh1katytasqGwuXbX1Dg==
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

2026-09-17T11:20:35.603112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039104
observed 856feb2560b9ffa1f5472dd840981fab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.551216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039104/manifest.json
observed ae58a536ce6b506172a54df7b6c01fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.531529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039104/publication.md
observed cdead0b4caef89ce20aa160fb6f2bcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.482835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039104/publication.txt
observed 48a3c9fd0f5fe263935db77d6e8998c1...
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.