OpenTechnical

OT-2026-000045750

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000045750) never changes.

Identity and time

Publication numberOT-2026-000045750 · never reused
Internal UUID01a0ae7d-8f04-77fc-bdfc-35d60fbe5ebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045750
StatusPUBLIC

Content hashes

Canonical textc58de7bd561824aad5016cd2a8cedb7a6f3c22a7b90f6cdfb93d64195d369cf5
Markdownbc83a8bcfdedc9b05e7e39953d43618dff644dcfbba0128f4d4eaf341f015524
PDF
Publication page229e9919ef3946c9e53e284c4da0970780783a2543068c27a7ac6afd4bf9bd1f
Manifest9b087c96698aa0231b7d4eb0171fbc04b39916b04a0461701846032a334879dc

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
SignatureAm/TghAjzfqHRG8RHE6EoJ6WrgATlcJPf7IDfezUAf8eGOr/gqZgQ6zyhr71Pki9bz4h9spF/CngD8/TlneGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:34.378932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045750
observed 229e9919ef3946c9e53e284c4da09707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.357011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045750/manifest.json
observed 9b087c96698aa0231b7d4eb0171fbc04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.337934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045750/publication.md
observed bc83a8bcfdedc9b05e7e39953d43618d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.316507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045750/publication.txt
observed c58de7bd561824aad5016cd2a8cedb7a...
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.