OpenTechnical

OT-2026-000024443

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000024443) never changes.

Identity and time

Publication numberOT-2026-000024443 · never reused
Internal UUID01a0ae70-e8ca-77d7-b89d-2fe107f9720f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024443
StatusPUBLIC

Content hashes

Canonical textfdfc41c82e5c4cc49eb734ca61830a39428ab4f07cb5813b0738db31a9a3e072
Markdown5ca9f79b7a387015ad4f1defb0825e9b70ab1d24f2ac443962c8410fcac4ddff
PDF
Publication pagee376009cd2c1c98bf78bcfd90e833ebb7b60efb5d280ea50692bfe82416c9dd1
Manifestb826dbc2440e6150ca763ad39f10cb86f49ec22ee87907c89afa8cd05c7a6645

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
Signatureh8afyGVFBJcPP0ceGMjmgdw22MiY5GzQ3uqEtIBLNVQfN3/GyX8Y0w/nY5xLMNKPB4MZOBWTMBpbcKo6/EdSAQ==
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

2026-09-17T11:50:20.219788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443
observed e376009cd2c1c98bf78bcfd90e833ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.200125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/manifest.json
observed b826dbc2440e6150ca763ad39f10cb86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.177833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/publication.md
observed 5ca9f79b7a387015ad4f1defb0825e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:20.158206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/publication.txt
observed fdfc41c82e5c4cc49eb734ca61830a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.152151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443
observed e376009cd2c1c98bf78bcfd90e833ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.133676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/manifest.json
observed b826dbc2440e6150ca763ad39f10cb86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.114972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/publication.md
observed 5ca9f79b7a387015ad4f1defb0825e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.093959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024443/publication.txt
observed fdfc41c82e5c4cc49eb734ca61830a39...
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.