OpenTechnical

OT-2026-000059041

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000059041) never changes.

Identity and time

Publication numberOT-2026-000059041 · never reused
Internal UUID01a0ae89-8611-7062-81b5-fdbacb2ad3e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059041
StatusPUBLIC

Content hashes

Canonical textf5aabe1f271d538759e76180d475bfa5042c248de70eec0bbb9be0428abe493d
Markdownfa55ed7d807bec60b0dd00cafef74164388bee2501509d3a4378c1f73959bf9b
PDF
Publication page343373ff1aa8d48451248f816409a20fc730cbfb1b6c97bab35e6d54206c4d5a
Manifest2e98890d89580468e0f2ee20eed49d86e482f53382382d7302b2ca35d5737824

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
Signaturehcstm/UMD8id8Oz8E4UcBE2h2Ho5t5+/XxhnzePV8EpEm4JSnQdldRA4Hog78WxC/2wFH/ZgYPvjXWrjn51OCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:50.704553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059041
observed 343373ff1aa8d48451248f816409a20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.688927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059041/manifest.json
observed 2e98890d89580468e0f2ee20eed49d86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.671997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059041/publication.md
observed fa55ed7d807bec60b0dd00cafef74164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.655038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059041/publication.txt
observed f5aabe1f271d538759e76180d475bfa5...
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.