OpenTechnical

OT-2026-000007605

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000007605) never changes.

Identity and time

Publication numberOT-2026-000007605 · never reused
Internal UUID01a0ae62-76bc-77de-a83d-137c1f4d867d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007605
StatusPUBLIC

Content hashes

Canonical text047bd50d3738fef8f392cb0361a4ea9d7cc593126e06bdaf7bb652eb6d7626a6
Markdownaeaca9738f779f646f70705b389798db9da52be435ce52a6cf1347114964691c
PDF
Publication pageedd28f47221a7ff55b65cc099c988646bcd560fc4759621fde221e48c5ca9ec6
Manifest96afa686cbf89bd03706f9d7d6d57e589d396c583958d0aebcb8a2c1a98b4710

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
SignatureFXEpYaPhxoTR7I3hd7rqUT6LGjii5RYue26p4DaBivgvc9vwbx2zM+avN0wFIoTTJxCC/KoSXprs5+jbi8MjDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:12.993442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007605
observed edd28f47221a7ff55b65cc099c988646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.977588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007605/manifest.json
observed 96afa686cbf89bd03706f9d7d6d57e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.960934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007605/publication.md
observed aeaca9738f779f646f70705b389798db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.943481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007605/publication.txt
observed 047bd50d3738fef8f392cb0361a4ea9d...
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.