OpenTechnical

OT-2026-000040900

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000040900) never changes.

Identity and time

Publication numberOT-2026-000040900 · never reused
Internal UUID01a0ae79-6d10-7bdf-8b7d-2ce0c19c4645 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040900
StatusPUBLIC

Content hashes

Canonical text050ca97d447943e5fe8b7aaf2b939e3fd3743f8d37eaad3ee8e5beffe579d1b0
Markdownf3af141c84f5fe76cc278dcccd1f56a3f8a7dab9de41990bb6a46f0dd0e41949
PDF
Publication page62a7b0606eb5564fb78bf336c73946c18b48de32eedab517815ae639a6b85efa
Manifestdd080f2f7cfa3f76ed00a0920882547dbdeb70c4c90b7a9439f7f31c8d1638e9

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
SignatureElErjT1ZtwdRuAGh2t7FOgLIdhuh7TV69ZL2NZOxEP5joG/j9yESsxVwTPip/WDI4OO4CRUBOwJyAqenTclBBw==
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

2026-09-17T11:20:16.865708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900
observed 62a7b0606eb5564fb78bf336c73946c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.844773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/manifest.json
observed dd080f2f7cfa3f76ed00a0920882547d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.820214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/publication.md
observed f3af141c84f5fe76cc278dcccd1f56a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.795437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/publication.txt
observed 050ca97d447943e5fe8b7aaf2b939e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.040231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900
observed 62a7b0606eb5564fb78bf336c73946c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.020476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/manifest.json
observed dd080f2f7cfa3f76ed00a0920882547d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.000040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/publication.md
observed f3af141c84f5fe76cc278dcccd1f56a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:41.977308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040900/publication.txt
observed 050ca97d447943e5fe8b7aaf2b939e3f...
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.