OpenTechnical

OT-2026-000070128

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000070128) never changes.

Identity and time

Publication numberOT-2026-000070128 · never reused
Internal UUID01a0ae91-1862-755c-9402-caf7f7f009a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070128
StatusPUBLIC

Content hashes

Canonical text5055f7f956cfda26ed70536340381e1ff80422a7842b0d96498c14a793f9183c
Markdown15fa75dc48f8344fee17b739850568ffcd93facf5c692da5a7d8ef2c2e67d2c2
PDF
Publication page0cd0b430a8a2889e7ba0081e4a90733f467b72046493c42e1a174ec6ec010e1a
Manifest1567de74d8c9355b049cad1a46c91afb1ffbdb5db8ad4b858f4d1e1a15e66f04

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
Signature1zLVTXJOa+phiOfzyZyxzo2SuaVDJLcTnwPTZ5z3CUS3a5OqYGTpAta1nd+okBVoxAaImOUHFy5UJrouknxjBw==
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

2026-09-17T10:27:10.070976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070128
observed 0cd0b430a8a2889e7ba0081e4a90733f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.052789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070128/manifest.json
observed 1567de74d8c9355b049cad1a46c91afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.031583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070128/publication.md
observed 15fa75dc48f8344fee17b739850568ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.013843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070128/publication.txt
observed 5055f7f956cfda26ed70536340381e1f...
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.