OpenTechnical

OT-2026-000077911

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000077911) never changes.

Identity and time

Publication numberOT-2026-000077911 · never reused
Internal UUID01a0ae95-2ed1-709d-91c1-0abd39f7b35e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077911
StatusPUBLIC

Content hashes

Canonical texte3ffee52f50fba8a79aa0c967033124bdba2d0506311d1b6d085252b1ba7ff6a
Markdownf5934bf0cd8cc920457c4ff4a028bc9361f70e22e4b65dda70ebd2e72b36405c
PDF
Publication page29b5f45e1c0fa048fe79ed46f9900e0c1a7aafee7aaf71bbfa2c789dbf877cef
Manifestef096da4f087b43b2a82c56c81b004a5e7292a02a4af0f82eea936bf53f31529

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
SignaturebL6h15C0ELtRhdFBClCD6bMnFqcY/Ahvf4lVtLilTNRVtUWLGWmXiv8EirT5QWOxyRppeg1rczA6z2MjKPGZAw==
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

2026-09-17T10:07:39.670541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077911
observed 29b5f45e1c0fa048fe79ed46f9900e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.652315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077911/manifest.json
observed ef096da4f087b43b2a82c56c81b004a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.631847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077911/publication.md
observed f5934bf0cd8cc920457c4ff4a028bc93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.612026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077911/publication.txt
observed e3ffee52f50fba8a79aa0c967033124b...
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.