OpenTechnical

OT-2026-000044098

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000044098) never changes.

Identity and time

Publication numberOT-2026-000044098 · never reused
Internal UUID01a0ae7b-d67a-780b-8384-d5770b574470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044098
StatusPUBLIC

Content hashes

Canonical text58b7b13641024b55888121267c0c089090f66d05c02b5dd70e8804e790eb4709
Markdown17fdbadacb7a440708203d5e014240f7775263ce1d081de824ef435f6d20b5bb
PDF
Publication pagea2e13957f9c08eac2cd0a47a4b25bf499491484b24d2b1d8b45952e56260b8f0
Manifest409bd88610e7e8b94edae659b704a55ae9cd12c8e6791937bec0a01908d558c1

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
Signature9/6k9DDDEAMEee5yRfnVCmGO2bhLU7Mz6EQIE7lep1jIjLoa07Wa3uvh52yoBkK8XQr3UML5qpsLKeOwBaYlBg==
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

2026-09-17T11:12:30.400819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044098
observed a2e13957f9c08eac2cd0a47a4b25bf49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.383301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044098/manifest.json
observed 409bd88610e7e8b94edae659b704a55a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.364456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044098/publication.md
observed 17fdbadacb7a440708203d5e014240f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.345928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044098/publication.txt
observed 58b7b13641024b55888121267c0c0890...
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.