OpenTechnical

OT-2026-000069262

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000069262) never changes.

Identity and time

Publication numberOT-2026-000069262 · never reused
Internal UUID01a0ae90-b528-7226-a71e-5a2d865685de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069262
StatusPUBLIC

Content hashes

Canonical text217f172c8968dfdd49abf5931cf02fc4966482bcfe1ba0ebdd9ead7e93fc8822
Markdown5d3f14d671eb62ee46fc94d040843008bd4887a58cc6f7c6a4dc0ae2800deaf6
PDF
Publication page49ea590417313910eab6ebcb9c3aa74f476f24f693d6fa0c7d2aefc92895b506
Manifest9d91dff45b4c54da21f6d6257c0e30c9b33e80664a8f4b841fd86669c1978555

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
SignatureDymhbmt4jbFNBlPWnUNxV2yaiiDU7ObP3dYXHtcA2HYAcfrgO8IxGNp6BdV6IzHioYkcvmSKM7mA2XOQqxNsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:20.601014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069262
observed 49ea590417313910eab6ebcb9c3aa74f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.583217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069262/manifest.json
observed 9d91dff45b4c54da21f6d6257c0e30c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.565947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069262/publication.md
observed 5d3f14d671eb62ee46fc94d040843008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.546420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069262/publication.txt
observed 217f172c8968dfdd49abf5931cf02fc4...
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.