OpenTechnical

OT-2026-000050679

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000050679) never changes.

Identity and time

Publication numberOT-2026-000050679 · never reused
Internal UUID01a0ae82-c7b0-7429-9ebc-b632d5569102 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050679
StatusPUBLIC

Content hashes

Canonical text78b790224a582d9a030201df9d2ebe267134af7e7f0b863155bcdc93698f8ce9
Markdown626f17d3219113b32baff35f04e708a2637f17665d546645635ee05aa0629e8f
PDF
Publication page7a4c4e41d2073bcefac9bae5de9d358672cc47296083d45f2a5bc4227c23d9a2
Manifestf71d7f4aee4b1abd769973eaaa136cb22f603d86bb668a8c454afb01663bea94

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
SignatureijE0OksYe5sopXxybGWAngf/Jg4+81HdxF/ePRVnPciHni5tq0ePVHotgwFovfs0AFMae7t+t7A/CsM3SXyEBA==
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

2026-09-17T10:59:23.185786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050679
observed 7a4c4e41d2073bcefac9bae5de9d3586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:23.163248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050679/manifest.json
observed f71d7f4aee4b1abd769973eaaa136cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:23.141580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050679/publication.md
observed 626f17d3219113b32baff35f04e708a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:23.118921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050679/publication.txt
observed 78b790224a582d9a030201df9d2ebe26...
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.