OpenTechnical

OT-2026-000070248

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000070248) never changes.

Identity and time

Publication numberOT-2026-000070248 · never reused
Internal UUID01a0ae91-545e-7cfb-8ad7-9a90cd52154c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070248
StatusPUBLIC

Content hashes

Canonical textcf6a95286ad64626aef7702f084760cc151d93b6f35f45b52d702d0145498ed5
Markdownfd92e752c2af592bcdb010b4db7e8a6a5f4385a6e0ac2c263167f3e487862761
PDF
Publication pagefc1a22265ca19aec5c854b823c4f3e9867df428d7e921cd7267542645464745b
Manifest48ca47da0a3d6e91b99dbec2b8b00cdc38ec74e35de3da77a0744af0a962c3d8

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
Signature2+w0uMGgUCKORWojYHI3guxuNOfkImfAH4HtZGMcMmkRsK0KSQxUoHR/+Gv/9Ue8i6OSzQkRPupiIKXI3T4ODw==
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

2026-09-17T10:26:01.489713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070248
observed fc1a22265ca19aec5c854b823c4f3e98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.474107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070248/manifest.json
observed 48ca47da0a3d6e91b99dbec2b8b00cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.457720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070248/publication.md
observed fd92e752c2af592bcdb010b4db7e8a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.439620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070248/publication.txt
observed cf6a95286ad64626aef7702f084760cc...
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.