OpenTechnical

OT-2026-000024057

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000024057) never changes.

Identity and time

Publication numberOT-2026-000024057 · never reused
Internal UUID01a0ae70-aed7-7510-a343-073edda24ba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024057
StatusPUBLIC

Content hashes

Canonical text8fcf967194d1b1757adb780f69f5196df45bba450f109b7e86ff170a1a5d1bfb
Markdown8da075d63057fccfa15ba266c9d6098b50d47986f0d556b58cb2e0c3757d5ee1
PDF
Publication page3ad836bcda236351e512ee7f7ee86cb9f1cf5c687a9eb6bc048ae19b81bd2c41
Manifestf85b795bf129c881439d8f4442bdca7262533b2a915d048c13cb04cbc9be9391

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
SignatureoskqbOIv/yghwGLkqZRGnSGyxvEVjMWbsdMUrZ6pzUpIpgnSj+ioe4VPvYRqLTzMHFf3KGepnFnaC8+2HXT2CA==
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

2026-09-17T11:50:57.909943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024057
observed 3ad836bcda236351e512ee7f7ee86cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.891665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024057/manifest.json
observed f85b795bf129c881439d8f4442bdca72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.874060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024057/publication.md
observed 8da075d63057fccfa15ba266c9d6098b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.845445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024057/publication.txt
observed 8fcf967194d1b1757adb780f69f5196d...
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.