OpenTechnical

OT-2026-000100570

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100570) never changes.

Identity and time

Publication numberOT-2026-000100570 · never reused
Internal UUID01a0aea3-66f2-7d1e-abb4-5c06a5500a13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100570
StatusPUBLIC

Content hashes

Canonical textd6c3e2558e63ab2f4fa263683e8f1ec136fa2f2873582f2d640f68bc05983f92
Markdown5276d0009053928eef9e83e11bbe26238a6c5e35f7db9f26679eaa43dcd37cb9
PDF
Publication pageed798bd166a52b7214bcb309997d022f601e3b984a999b4d4da8ee9acc9cbb8a
Manifestb2aead1240af0ee00912ca9b4861c3dbc56f1c2181de3315cb9d4f34dc592ec1

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
Signature1nvcjEhd3DPqE6rMPhKWb7ifoc4caenFIlx0uNyYkhh9us2a+NW0xVAoPpG5j5Ii3QDdr5phbq9FIuLxNbRVDQ==
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

2026-09-17T09:27:20.993190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100570
observed ed798bd166a52b7214bcb309997d022f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:20.974318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100570/manifest.json
observed b2aead1240af0ee00912ca9b4861c3db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:20.955723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100570/publication.md
observed 5276d0009053928eef9e83e11bbe2623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:20.938208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100570/publication.txt
observed d6c3e2558e63ab2f4fa263683e8f1ec1...
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.