OpenTechnical

OT-2026-000056017

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056017) never changes.

Identity and time

Publication numberOT-2026-000056017 · never reused
Internal UUID01a0ae87-0a4a-7658-bff7-d88526b93401 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056017
StatusPUBLIC

Content hashes

Canonical text9c317b4e9b9a1289c70a364fc75245a5e7cdc5fe4eda54ba8dc1c150f03021bc
Markdown2880ddd751fc36c7af555869c0a71400a4d0b16019461fa0c32aa6a40bda9d30
PDF
Publication pagefa4825098c5bf93805218ef09ba094ab78dfb26c7f03421f252731a39a4dceac
Manifestf4836b40d6a6b313dbc7c77eae0a8bbfe1862f760fa52bb0a4b590d9dc664cdd

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
Signaturee3ffvWpYXTnbqBf2tOoqmxc4MC4QBOxn6uXfgqRpVdUyd0Ia8qYEn8fvz80TzZaEtwJU3SCPWGZMOq01u+yAAg==
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

2026-09-17T10:51:32.678402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056017
observed fa4825098c5bf93805218ef09ba094ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.661393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056017/manifest.json
observed f4836b40d6a6b313dbc7c77eae0a8bbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.644897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056017/publication.md
observed 2880ddd751fc36c7af555869c0a71400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.627615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056017/publication.txt
observed 9c317b4e9b9a1289c70a364fc75245a5...
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.