OpenTechnical

OT-2026-000079120

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000079120) never changes.

Identity and time

Publication numberOT-2026-000079120 · never reused
Internal UUID01a0ae95-ccbf-7a34-8fde-36ad5596d4fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079120
StatusPUBLIC

Content hashes

Canonical text09a4039f89bf26f4f9ec7d9e408fff7cd5ee0a82625f345a184630bca4033d6c
Markdowndcc75a1b211d0e3f1be6851498f183d479af646336f4f076facde6fe7c537a34
PDF
Publication page63be6b8dfd59f0a07b9d54bada9c5c3bc9aa4276051eedc576c97df0cdb8ad9c
Manifest87482991100efd7eac238a8d44136575faa252b261172ce7270d02e15231d34b

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
SignaturebvGhZILgWZgL03+WmCF5yjqjlMfjuOYau9S2FPbQhTZbknFoENaNaMjAJg18uVg1D73qmNHihXMd+1L93CgLBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:58.131295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079120
observed 63be6b8dfd59f0a07b9d54bada9c5c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.115718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079120/manifest.json
observed 87482991100efd7eac238a8d44136575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.097863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079120/publication.md
observed dcc75a1b211d0e3f1be6851498f183d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.079076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079120/publication.txt
observed 09a4039f89bf26f4f9ec7d9e408fff7c...
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.