OpenTechnical

OT-2026-000079052

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000079052) never changes.

Identity and time

Publication numberOT-2026-000079052 · never reused
Internal UUID01a0ae95-ccbf-7fc3-a4fe-c580071ac771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079052
StatusPUBLIC

Content hashes

Canonical text06b91c0c493781d808aab8a4ae287670dc3948e4a5e5bb5e40b3817c94361843
Markdown1dca5cfbb2d710ac6a18e5010e35d161d618e0ca39d419047c2786ac4c604677
PDF
Publication page9b07cabf3a8f48ea529d01b8dd0cff04eb6736a77d204b5ad8e8c39bf066b689
Manifest4a6cb98531b4878b326dbd378d0979c126558204c0aaaa691d17b55cc327dc18

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
Signature82zRUnH0QjZdTv663iKo2jQq6ZZYn9am+Od6aj5uw9qHWT/DFZjF6Zt3QVBPKJ5DC3sWAkj6KQIm+J9D66juCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:24.460441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079052
observed 9b07cabf3a8f48ea529d01b8dd0cff04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.441951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079052/manifest.json
observed 4a6cb98531b4878b326dbd378d0979c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.424168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079052/publication.md
observed 1dca5cfbb2d710ac6a18e5010e35d161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.405652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079052/publication.txt
observed 06b91c0c493781d808aab8a4ae287670...
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.