OpenTechnical

OT-2026-000051083

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051083) never changes.

Identity and time

Publication numberOT-2026-000051083 · never reused
Internal UUID01a0ae82-c7b5-7e99-aefd-c90c4eb0139b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051083
StatusPUBLIC

Content hashes

Canonical text05010f932f51a92efc7f599ff4e3086a0962f9aefb6031b331090086fb14edf4
Markdowne61d409f31a5b62c556b966902f179b527d71d523ff541d7c0a0c1ef95c75573
PDF
Publication pagef0fe677d5d4d211cd93460f52b23b1011b96605779fb9ad8ec3696fdf6c69f22
Manifestc4d528c72223817c41f26a86441eb27e18660e9e06983eb4bed65ba1f68389c6

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
SignatureytaPMtm0l1NG34DH8mP8v1921lwSmUHuneJdbQECs88RhMJgQWoxBCezGDswx+gA96DSr976AEz0MXlJiBo4BQ==
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

2026-09-17T11:01:01.149675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051083
observed f0fe677d5d4d211cd93460f52b23b101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.128470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051083/manifest.json
observed c4d528c72223817c41f26a86441eb27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.108786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051083/publication.md
observed e61d409f31a5b62c556b966902f179b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.087132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051083/publication.txt
observed 05010f932f51a92efc7f599ff4e3086a...
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.