OpenTechnical

OT-2026-000078359

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000078359) never changes.

Identity and time

Publication numberOT-2026-000078359 · never reused
Internal UUID01a0ae95-7c28-7672-a8ec-afbd34729937 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078359
StatusPUBLIC

Content hashes

Canonical text1e727beef862e56c11137437a556dca4109654cdf5d70cb5c0b276323f710f67
Markdownf91afb64a11128d55f779e36c82914bcb17eb189e3eb50e9b7d29cf69d76b343
PDF
Publication pagea4673e29b35a1affc0828b70cf408fe51e96ee013923086dc653d30f06d67a04
Manifestbc346aa26b4854dbc8a051e2caab8947f387426599b7f1d5ecca15910a9c0ff3

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
Signature9TY08ZVfllenTH2LBuRFq1SuHWf7eYBcgAFA5PJH+g+tKYRKmrX5f3wmvhshzJRlmQB3l99EM7SdyffbEbfsCQ==
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

2026-09-17T10:06:19.790499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078359
observed a4673e29b35a1affc0828b70cf408fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:19.770299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078359/manifest.json
observed bc346aa26b4854dbc8a051e2caab8947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:19.751112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078359/publication.md
observed f91afb64a11128d55f779e36c82914bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:19.730162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078359/publication.txt
observed 1e727beef862e56c11137437a556dca4...
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.