OpenTechnical

OT-2026-000055045

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000055045) never changes.

Identity and time

Publication numberOT-2026-000055045 · never reused
Internal UUID01a0ae86-5e81-7469-8248-92f1af314c8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055045
StatusPUBLIC

Content hashes

Canonical text26dc07fb5b060a98c6bef29a22317d2ff7ee9a663ec9a9c37875b0ea3975b32f
Markdown681bdf82e03ce01723f334ee68898b1ce32d5f50a60eacc7758f599157f36f72
PDF
Publication page4ee93b31b027da362838a610c04d81d8d1655cc17d314ffae42d3d94efcc2063
Manifest6ec903e48014b4cb4320d15d92a936a5d5767ea28cd5cab30ed2d146bfba3c7b

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
SignatureDcmdcJ2TOwaREWM49IuTvuvidk9aw4cZHchWI8fDtYTAhsTtF15GUYgDJOx4zKY0W2+tfk/su34VP44vfDtjCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:11.396864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055045
observed 4ee93b31b027da362838a610c04d81d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.380167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055045/manifest.json
observed 6ec903e48014b4cb4320d15d92a936a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.362876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055045/publication.md
observed 681bdf82e03ce01723f334ee68898b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.344310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055045/publication.txt
observed 26dc07fb5b060a98c6bef29a22317d2f...
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.