OpenTechnical

OT-2026-000025382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025382) never changes.

Identity and time

Publication numberOT-2026-000025382 · never reused
Internal UUID01a0ae71-5fa7-74e9-88a0-4e8026b04093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025382
StatusPUBLIC

Content hashes

Canonical text831d22a7717c03ab93dc93370ccbbf0864dc9439e87a12c3368855849333e51c
Markdown6f4e2b363cba55780d1adedc8401d2367e7eb1fbb01928f160377207fa0ac32c
PDF
Publication pageb5d424723cab5f4993f6cabca122ede1d0cf44abdcd21230debd032cd6c59a7a
Manifest188d42a6bab121be5bf4e1b61387e3bc3d74b8c2e0b01b11296dea130e0fa521

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
SignatureWBGpDas9Tw6GE8do5Vzsx8w19Mf0L/hzbjAc5FZY52C9StC8tOdrdpewreQA5urZfykm9kl7Uar3oId2hDnmAw==
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

2026-09-17T11:47:26.844839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025382
observed b5d424723cab5f4993f6cabca122ede1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.825879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025382/manifest.json
observed 188d42a6bab121be5bf4e1b61387e3bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.805507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025382/publication.md
observed 6f4e2b363cba55780d1adedc8401d236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.781881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025382/publication.txt
observed 831d22a7717c03ab93dc93370ccbbf08...
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.