OpenTechnical

OT-2026-000018912

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000018912) never changes.

Identity and time

Publication numberOT-2026-000018912 · never reused
Internal UUID01a0ae6e-d522-776f-a5ec-d77065c35edd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018912
StatusPUBLIC

Content hashes

Canonical text3217fc60be7126ea76cab15905f151ab514e42ae05cce4c13a25186e55cff2d4
Markdown88ea1b3d755c789f2863c76e97854c6cc4a12ed0a4ff7f81dbd7e9ce40dcb66f
PDF
Publication page136dd8e8ce0b0731862bdbf80179cf794106db04b6d31e66fd63be708d551af0
Manifest6d711da657c3eeb8ada429ba8e8cd5ecfaea1b1054454b6e39e58eaa679fe040

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
SignatureP5LmK3VfTaretN21cjouORSim+5DY9wDnMVLhrdELgi7JTT4K9IOq/zJldJB4vuMgzulWZjV+6zfkRu5H1evDA==
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

2026-09-17T11:59:34.248997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018912
observed 136dd8e8ce0b0731862bdbf80179cf79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.230079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018912/manifest.json
observed 6d711da657c3eeb8ada429ba8e8cd5ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.210072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018912/publication.md
observed 88ea1b3d755c789f2863c76e97854c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.191791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018912/publication.txt
observed 3217fc60be7126ea76cab15905f151ab...
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.