OpenTechnical

OT-2026-000018167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000018167) never changes.

Identity and time

Publication numberOT-2026-000018167 · never reused
Internal UUID01a0ae6e-b488-7cb2-bde6-92ab4878828b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018167
StatusPUBLIC

Content hashes

Canonical texta7f50fc0baef1efcdc49d2745783a90653be791c08d4ab6e172599eecd31fe4f
Markdownc4a652bd7100f44ee7ac63ebd23c49a543fed23e3eaaa661869f25f2286bad37
PDF
Publication page42d41ee71f8967a72699e6a94f683672aadb6e5ef9be62a00fddbe156180180b
Manifestcd277283ca7e23196a27590e0e389e7af7b489c17349ee646cdd56191bc57c4a

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
SignatureGVisGwkxjyw5K/nYEA96rlZLMbkY4w/20+x2mZQcvDKxXqOGDTY8oWgXV2hhsYTdFHJfvOz7LH1F/8TC3LlKBQ==
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

2026-09-17T11:59:56.119785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018167
observed 42d41ee71f8967a72699e6a94f683672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:56.101133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018167/manifest.json
observed cd277283ca7e23196a27590e0e389e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:56.081989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018167/publication.md
observed c4a652bd7100f44ee7ac63ebd23c49a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:56.062990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018167/publication.txt
observed a7f50fc0baef1efcdc49d2745783a906...
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.