OpenTechnical

OT-2026-000054916

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000054916) never changes.

Identity and time

Publication numberOT-2026-000054916 · never reused
Internal UUID01a0ae86-5e7f-7254-bdcd-d50e35be66ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054916
StatusPUBLIC

Content hashes

Canonical textc5cccd755ad53c1f322b138d465f0daaa365662b3fd2a7090347c94747bee8ff
Markdown2f604b9a9cf598ffe535c6372c813bb0370dae6beaea9c8e6a51820890b186e4
PDF
Publication page19d633991198abf7d2e74d4944bc5f2d1746099282018c2c838230b516f30c20
Manifestacb19e9641c9de9d1bf0010f78073930fc86dc8998a9d8f77bcd1c3ba2415076

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
SignatureYpB+7OAnInXkrQXzxtAeH2hz5h9vHJDUysT1t/z/J6J/qMcdPpoAXvREUAL2KrBB+6j2BpEb4NqGEZX8p2lMAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:00.970390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054916
observed 19d633991198abf7d2e74d4944bc5f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.953002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054916/manifest.json
observed acb19e9641c9de9d1bf0010f78073930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.933503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054916/publication.md
observed 2f604b9a9cf598ffe535c6372c813bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:00.914994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054916/publication.txt
observed c5cccd755ad53c1f322b138d465f0daa...
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.