OpenTechnical

OT-2026-000046881

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000046881) never changes.

Identity and time

Publication numberOT-2026-000046881 · never reused
Internal UUID01a0ae7e-d0f5-75b6-9188-251727da1147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046881
StatusPUBLIC

Content hashes

Canonical textb966c7808d5a7a13937920eac13dff23fa3675d004a2c69941fa8152c9b1eb65
Markdown403f8997b82879af31d725b1642d7ec0572a3eed0790c1f83b93ee1e54564567
PDF
Publication pagebd8e0b930f64eb4d02f6e4110576d1df02adc810b271994989a2092e15abcb06
Manifestc9d33a025519ed6e0386a7b656e7455d26779ece99c9bca58b42977de3804d58

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
SignatureuAFcOlatishY9oTTdnBXe2fwfOxkZwZb2KpeC2pmzZz3i6+E/P2T31sHt+X7FG0NA7Q8S9M0YkPX/vyOOGuaAg==
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

2026-09-17T11:06:59.480957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046881
observed bd8e0b930f64eb4d02f6e4110576d1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.463543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046881/manifest.json
observed c9d33a025519ed6e0386a7b656e7455d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.445702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046881/publication.md
observed 403f8997b82879af31d725b1642d7ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.427239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046881/publication.txt
observed b966c7808d5a7a13937920eac13dff23...
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.