OpenTechnical

OT-2026-000044893

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000044893) never changes.

Identity and time

Publication numberOT-2026-000044893 · never reused
Internal UUID01a0ae7c-911c-75f9-bfdc-753eef618f7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044893
StatusPUBLIC

Content hashes

Canonical textbeaffd1a71eb068c7803f09f4767b25bbbf250c37049f75f14617919d93e8039
Markdownf56c37c0de1af500b566473a69ffc91da7873ae45aa0ca42cdc40662d11ca8b5
PDF
Publication pageb484687bbf45025a6cad90a2c06edf43d12e322ef231d7e7e09e5ef403b8412d
Manifestf1d2f0524a0b8b24b2a2914d98fafb5757cc6200167c95a88abe846afff7c2a7

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
Signaturev3+DPNyRziAUluRUzZojpB9Wfh2cNGqO4W9+aTqKXJBVbR5rs+hUDd6/1JPXAPDSy760P1d5iB38JPHcXSqlDQ==
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

2026-09-17T11:11:33.289791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044893
observed b484687bbf45025a6cad90a2c06edf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.271331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044893/manifest.json
observed f1d2f0524a0b8b24b2a2914d98fafb57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.253260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044893/publication.md
observed f56c37c0de1af500b566473a69ffc91d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.232117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044893/publication.txt
observed beaffd1a71eb068c7803f09f4767b25b...
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.