OpenTechnical

OT-2026-000038608

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000038608) never changes.

Identity and time

Publication numberOT-2026-000038608 · never reused
Internal UUID01a0ae78-2d54-7ecf-9af1-a4a1d62fdb6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038608
StatusPUBLIC

Content hashes

Canonical textec9f3ba346e98a902b00ef62b1c25d11b093e2e0b8a3fbd841608bfda75bfc68
Markdowna84a5f29e7bba82965ac8cc4cc2ed2c6036876fe7ad5bb0e886210edaf81a274
PDF
Publication page949b006dba8494d4f4bb8905a2ffca134e5130e6f0574522ef0f53632904928d
Manifest99600477fca28cf43e60fdc551215f4bba1120544668fd7864b278a79b0fbf77

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
SignatureEXRy5RJZuQnRfIY+VjXUEs6+qLt2zzwlTHLfuUbDPoc2kda459FvguyYG17aFQtOFl1jS74QeRF4j2qX4D5FCQ==
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

2026-09-17T11:22:53.938845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038608
observed 949b006dba8494d4f4bb8905a2ffca13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.920522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038608/manifest.json
observed 99600477fca28cf43e60fdc551215f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.900026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038608/publication.md
observed a84a5f29e7bba82965ac8cc4cc2ed2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.881786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038608/publication.txt
observed ec9f3ba346e98a902b00ef62b1c25d11...
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.