OpenTechnical

OT-2026-000055494

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000055494) never changes.

Identity and time

Publication numberOT-2026-000055494 · never reused
Internal UUID01a0ae86-a102-730d-b20b-3b9f2ebec393 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055494
StatusPUBLIC

Content hashes

Canonical textbbaa353607acdcdc80f2789588cc22beb7af2dd4bc86b919f01b606513f308d6
Markdownb6cfdca786704359df2b0d7570b7652d727bab40bb346c8c9cfde7c6abf9d248
PDF
Publication page018339a4ff6cabb767194f269de37f579d37520efe96889f055d86c94a8d53b5
Manifestd63ce44e3b7ab636eea5fd496d0521650fbf9376ebf34cc66a7312a6c3b2209b

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
SignatureRmBP1tbp1iWfR6/eeS/VAgs24m51LPgWc2fJwrtF19MTPY1BOdTbVSlczELM4uXIcYAXbYN9y5uwK/kXKRqzAw==
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

2026-09-17T10:52:09.791380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055494
observed 018339a4ff6cabb767194f269de37f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.773506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055494/manifest.json
observed d63ce44e3b7ab636eea5fd496d052165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.754742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055494/publication.md
observed b6cfdca786704359df2b0d7570b7652d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.736878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055494/publication.txt
observed bbaa353607acdcdc80f2789588cc22be...
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.