OpenTechnical

OT-2026-000047540

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000047540) never changes.

Identity and time

Publication numberOT-2026-000047540 · never reused
Internal UUID01a0ae7f-3e59-704e-b5b0-cef9cff1ebe6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047540
StatusPUBLIC

Content hashes

Canonical textc1ccf487720323aa1bf7335819f1397c944fdd99e013a3a8a483cbfa0633d68b
Markdown43d1a6fb335f12db89414d786254612da3ded558beb455acdf96d35552f20860
PDF
Publication paged3a78d409bfe38210c0a0b5d599eb6970a4a2613ba764fd87144893b2e84056e
Manifestefe14e97c956eb162baa836e706f5b27a8691e342ec05d788729fa1a7dd2abd2

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
SignatureqLBuoALgIM8llaz2qI6gJeI39X/AfQUKPIA7Edc+9ALi1Q9CtQuGRN30Jh8Fs/GgDQzU2JdajjK3TQgfWBD+Dw==
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

2026-09-17T11:06:39.417637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047540
observed d3a78d409bfe38210c0a0b5d599eb697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:39.399325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047540/manifest.json
observed efe14e97c956eb162baa836e706f5b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:39.381708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047540/publication.md
observed 43d1a6fb335f12db89414d786254612d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:39.362747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047540/publication.txt
observed c1ccf487720323aa1bf7335819f1397c...
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.