OpenTechnical

OT-2026-000035414

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000035414) never changes.

Identity and time

Publication numberOT-2026-000035414 · never reused
Internal UUID01a0ae76-6a20-79ce-a1bd-c378632d087f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035414
StatusPUBLIC

Content hashes

Canonical texta32ec75b29a54cf9af81e133bf34c01f9e391e5235f2abf53e46223c6c6e337f
Markdown33c49d737bd6c423a73df49742a5e789d17d6c204c5df0df0e358c47c481d8a2
PDF
Publication pagee20f6ec218015d36587eb9db61361df2ab2818ed319fe342c89f55643a9b0aae
Manifest924190ebe3cf4c7e66652c0f8546caf157ed9765e9329a63e78d08b6f0456b0c

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
SignatureJS8JQV8O2V+bmFUW2x3hOPSr7avN3gkiHuqlIMw+aQYLHpsfScpv/6fxZ+1s90JK+zp1MhLGvu2bNJQRaqooAg==
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

2026-09-17T11:28:43.244643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035414
observed e20f6ec218015d36587eb9db61361df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.228316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035414/manifest.json
observed 924190ebe3cf4c7e66652c0f8546caf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.209964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035414/publication.md
observed 33c49d737bd6c423a73df49742a5e789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.190717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035414/publication.txt
observed a32ec75b29a54cf9af81e133bf34c01f...
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.