OpenTechnical

OT-2026-000014472

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000014472) never changes.

Identity and time

Publication numberOT-2026-000014472 · never reused
Internal UUID01a0ae6d-b27b-7b5c-ae2e-460ad31983b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014472
StatusPUBLIC

Content hashes

Canonical textd48627fab0b44c4cade8212af62fac4d40c0d9e72ac21ef7f8b6822dc0ce47c0
Markdown9d54c1f57036d43dda0428decf10af89f79002f103f79e1fd7bc54ada65c9e9d
PDF
Publication page3786ed8824d9583c011ebb1f3c6b45153937418a77e947e22e8f2c31669e7bf2
Manifest54148784d9b86cf44ade45af84e5c7e39d6a0e5c39a6d5d4bc8d6bdcf7d5aac7

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
SignatureZZSOa1shq6vghupdYK83spu37cNaEse452GsTTjmfFME8P81x+bPzEijqKGGLwoJS16/Bs4I9yx7CGygLC2nDw==
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

2026-09-17T12:10:17.038579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472
observed 3786ed8824d9583c011ebb1f3c6b4515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.017828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/manifest.json
observed 54148784d9b86cf44ade45af84e5c7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.997707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/publication.md
observed 9d54c1f57036d43dda0428decf10af89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.974457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/publication.txt
observed d48627fab0b44c4cade8212af62fac4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.210958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472
observed 3786ed8824d9583c011ebb1f3c6b4515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.190497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/manifest.json
observed 54148784d9b86cf44ade45af84e5c7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.173392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/publication.md
observed 9d54c1f57036d43dda0428decf10af89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.156886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014472/publication.txt
observed d48627fab0b44c4cade8212af62fac4d...
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.