OpenTechnical

OT-2026-000047942

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047942) never changes.

Identity and time

Publication numberOT-2026-000047942 · never reused
Internal UUID01a0ae7f-c422-7212-b03c-c3b7b1fb6191 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047942
StatusPUBLIC

Content hashes

Canonical textd6f6dc5e30121bd1b22b8c5a664609276d3ad575e9048dff59e5f3c8c0befcaf
Markdowne49f74b36bab92b2c63ef242cc2d0d52b1e8dba4781ab02619b03b08c64142d9
PDF
Publication page9da239dd968b9770601aebc36a5bcce5843eecc586770a7a36bfebfaf5afc124
Manifest05bd237895459e1e5620e4a451ef99d5ff379f53a7dfd9b82afe0455b32727d4

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
SignatureoQG1Ch2Ye0DSMHQPRNmNxQMDFD4hlt9C4K6p9VBqZX61XBesgaEPrayfQ6b3ywRYKtJF+u4yO5JSvRVDPilsBA==
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

2026-09-17T11:05:54.494199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047942
observed 9da239dd968b9770601aebc36a5bcce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.474637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047942/manifest.json
observed 05bd237895459e1e5620e4a451ef99d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.454176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047942/publication.md
observed e49f74b36bab92b2c63ef242cc2d0d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.433295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047942/publication.txt
observed d6f6dc5e30121bd1b22b8c5a66460927...
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.