OpenTechnical

OT-2026-000059492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000059492) never changes.

Identity and time

Publication numberOT-2026-000059492 · never reused
Internal UUID01a0ae89-8619-7f3c-9a60-a41beef1ebf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059492
StatusPUBLIC

Content hashes

Canonical text579fd7a4a09c4a35e4755bc2b830fa25a415e252cc166696c81714c5fb0e0271
Markdown11dfe2ced82546eb76dc0ac13d3f059fbaf42dec24f85e379d441f54a193b9e8
PDF
Publication page4ceda84ea823473131ddc53437c0d5fc2cfce7f049c00187e2f3e8e248a36c10
Manifestfd3cc64e92ca43dcaeb84e20d41d080c10eef4301328d47c7a9c21752533af13

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
SignatureiqCLn7yMFQlON9rMnPukO2HiW4lNVwgJqJGYIF/aqcKmuTXpcXx/hrFIbAY8eEHozI8pb7H+L29mG0vGQGd1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:11.895175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059492
observed 4ceda84ea823473131ddc53437c0d5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.876337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059492/manifest.json
observed fd3cc64e92ca43dcaeb84e20d41d080c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.858303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059492/publication.md
observed 11dfe2ced82546eb76dc0ac13d3f059f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.838330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059492/publication.txt
observed 579fd7a4a09c4a35e4755bc2b830fa25...
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.