OpenTechnical

OT-2026-000005964

Publication integrity record

Vacuum cup gripper, four outlet manifold, pump fed, contact triggered, rubber cups, oval form

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-2026-000005964) never changes.

Identity and time

Publication numberOT-2026-000005964 · never reused
Internal UUID01a0a94a-a8a5-7d84-b765-e50a0c909164 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:17:17.480394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005964
StatusPUBLIC

Content hashes

Canonical text5e0ff3fdc75aafadad0bc9a8b48dd369f9dc08e05fe8a4a8c80b387dbb3a65de
Markdowne62f9812d2702f01d2df9faa494f050d896e773840dd687d667a1012c3b1b355
PDF
Publication pagecb06c54ca760877c45ecf982a673f0b612fa3a361a19857dbd65a51c083e5103
Manifest1cc373646be003c633819b29bdd2857d484e9054f7b5758862ff3ae260556305

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
SignaturegQVFbbb0H6sCP+N4WZvlV2i26Yq/1DzfbAvHzvtwuOPVVOdcCcyNqqLOATpK+PnvXeekHwuCGVo0EkVm2I1vAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:11.962357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005964
observed cb06c54ca760877c45ecf982a673f0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:11.946700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005964/manifest.json
observed 1cc373646be003c633819b29bdd2857d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:11.931536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005964/publication.md
observed e62f9812d2702f01d2df9faa494f050d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:11.918276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005964/publication.txt
observed 5e0ff3fdc75aafadad0bc9a8b48dd369...
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.