OpenTechnical

OT-2026-000036148

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000036148) never changes.

Identity and time

Publication numberOT-2026-000036148 · never reused
Internal UUID01a0ae77-01ce-74b4-9543-d2808a4d3bae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036148
StatusPUBLIC

Content hashes

Canonical text7633c408c8435269bab26fb939b608a2e1c8eb1777fc05381bbc2fc45f738e3e
Markdowne594736159aa446a15afba5a36dfb15b27d783c196f4fc44738654a085c47c32
PDF
Publication page79d89f4e435f667b7fdc35d526237a8fe6a166e6e78225e20ee84a272ffb5e86
Manifest9ce929d8bebcf359a86acf721fabac7bbb2c00d32e1cab9a7a575cdbf5c96191

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
SignatureR3+gYA6wxEKYTUHmhtpmKwf1dbg/Zwcd2rb4BlMEA8A02+U/TC7tuT0X/cFgQQjvXzOCdpmKyuvRSQgskq2kBg==
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

2026-09-17T11:26:21.934255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036148
observed 79d89f4e435f667b7fdc35d526237a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.913002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036148/manifest.json
observed 9ce929d8bebcf359a86acf721fabac7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.891384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036148/publication.md
observed e594736159aa446a15afba5a36dfb15b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:21.869582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036148/publication.txt
observed 7633c408c8435269bab26fb939b608a2...
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.