OpenTechnical

OT-2026-000049218

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000049218) never changes.

Identity and time

Publication numberOT-2026-000049218 · never reused
Internal UUID01a0ae81-134f-7c7e-9556-93fc5426f1cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049218
StatusPUBLIC

Content hashes

Canonical textd1139313d4f82c32fcc684916618f027f77e57dccde136b57519beaa43625704
Markdowne3d0ce47d79e678ac14e7c3018cea40e9a84b5b91cdb7efb989f06fb24ae4b16
PDF
Publication pagebcb295abb5f63d9b11f2163fafcb3dade6423b92766f90e355c0dc56dd256593
Manifest097486ae28af1a8a06d7b37ec674c0165c9c1d1f0ec80fc590db03c6e5097328

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
SignatureH6JcQbOFlLnzuQ51wiN9uNQr9g75bVXm6+05jPy5p8x+jcTgBOIvzTHOXxgXPBS5eIXfwwDjAOFJs85Afl9VDA==
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

2026-09-17T11:04:02.217538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049218
observed bcb295abb5f63d9b11f2163fafcb3dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:02.198154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049218/manifest.json
observed 097486ae28af1a8a06d7b37ec674c016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:02.179102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049218/publication.md
observed e3d0ce47d79e678ac14e7c3018cea40e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:02.159449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049218/publication.txt
observed d1139313d4f82c32fcc684916618f027...
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.