OpenTechnical

OT-2026-000030175

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000030175) never changes.

Identity and time

Publication numberOT-2026-000030175 · never reused
Internal UUID01a0ae73-e500-733f-89d3-e6138aa95537 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030175
StatusPUBLIC

Content hashes

Canonical text297a1bd49e4657dbc4e8e3c44cf473dd7c73c17519d94d2708ef70d52eb6c7f3
Markdownd9e7cf9b398e35638f668d894c06efe2c854039b5a56237634ffe1071683b1fe
PDF
Publication page5600bc051a6c7ce6268eaddaa5e1ef34d746f3c25389bca7b62eee95159915a0
Manifestf598860a3362fb9467701047335a5eecb3a866068735112e984498bf5a2312f9

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
SignatureAOFnL4rimrfbwD2GrHEaBIHURDoEa2vnfHTEVoM4dwElkNxsuh+1/vSMdBRSojNNaqobhRf4bv3G1e9Dh7qxAA==
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

2026-09-17T11:40:32.222638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175
observed 5600bc051a6c7ce6268eaddaa5e1ef34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.202737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/manifest.json
observed f598860a3362fb9467701047335a5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.182787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/publication.md
observed d9e7cf9b398e35638f668d894c06efe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.166141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/publication.txt
observed 297a1bd49e4657dbc4e8e3c44cf473dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.593139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175
observed 5600bc051a6c7ce6268eaddaa5e1ef34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.573681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/manifest.json
observed f598860a3362fb9467701047335a5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.552233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/publication.md
observed d9e7cf9b398e35638f668d894c06efe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:48.534105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030175/publication.txt
observed 297a1bd49e4657dbc4e8e3c44cf473dd...
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.