OpenTechnical

OT-2026-000103178

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000103178) never changes.

Identity and time

Publication numberOT-2026-000103178 · never reused
Internal UUID01a0aea4-be3e-74dd-81ec-3f760bdd27f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103178
StatusPUBLIC

Content hashes

Canonical textd1246fc9031a6acf39513540ac79cec13d7c86587db03fe9e87a0a5faff0ddb3
Markdownf60499d7024bda7fd820fece3a55dc5a71156260e633d3c4b1717bda3995aaa1
PDF
Publication pageee281cc1edccd9b1c53c28216b4ee3ccfa865cd0a1a525ffe521b948cb3c113c
Manifest3f3c2e79aba4cece74726436998cae287fc0ace56dfe0da9fd1aed24b0af6cd9

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
SignatureNSaV8SwdWE7q7Orqogd3YrCLMm9ujmF8hM3SMoxA+cXqUHIoqMUtujvAkleIjG3kcJf+AGuMYUewtds6vl1BAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:23.859195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103178
observed ee281cc1edccd9b1c53c28216b4ee3cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.841654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103178/manifest.json
observed 3f3c2e79aba4cece74726436998cae28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.822702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103178/publication.md
observed f60499d7024bda7fd820fece3a55dc5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.804612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103178/publication.txt
observed d1246fc9031a6acf39513540ac79cec1...
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.