OpenTechnical

OT-2026-000102520

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after set-down

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-2026-000102520) never changes.

Identity and time

Publication numberOT-2026-000102520 · never reused
Internal UUID01a0aea4-858a-7cb0-a869-2f591bf12f96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102520
StatusPUBLIC

Content hashes

Canonical textcf5cdf25771203e9f9a804a435118023025ed97a9c9545585b4104123a6729ad
Markdown582f2acc27626f052b4fbe1e8de976e4f6bc7f0e499afdc45f0ac8baeb24279c
PDF
Publication page31e02e375435a61153ed7f335464da27f8fa0b31be1067e5c1c8eb163f8adbb1
Manifestf0de756b89c3a95840e68ef6190e7eb1639310cfd44a6ba60fc4efc7d787c4f9

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
Signature08Zp++RBzcuvuoAiU6I+pPYVCkrc35EeO40MRH+rq2H3RxvRD02shOJtPYWs6bv05D0Q3vlKB+lFSBqP9+QHCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:38.137409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102520
observed 31e02e375435a61153ed7f335464da27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.118617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102520/manifest.json
observed f0de756b89c3a95840e68ef6190e7eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.100628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102520/publication.md
observed 582f2acc27626f052b4fbe1e8de976e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:38.041599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102520/publication.txt
observed cf5cdf25771203e9f9a804a435118023...
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.