OpenTechnical

OT-2026-000047153

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000047153) never changes.

Identity and time

Publication numberOT-2026-000047153 · never reused
Internal UUID01a0ae7e-d0f9-7562-a2bd-bc176f8fbc58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047153
StatusPUBLIC

Content hashes

Canonical textcbb9f29b707d4f3f66b58819774294fb483f052ed0bec15945d8e8723e92682e
Markdownf2bc2e07a30e38e96c8e131df8769414d3b7e439f6a3f0715861346bbc634560
PDF
Publication page0ff5e9fd3f8defbf485d5f4957c7822fb5d5ebe437c6ece01f0bcbd41ef7bebd
Manifest0e8bc195aa95a7eca174b84481d5313e8438a2288bc4f3db740d540bcc40f1fb

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
SignatureyL6FggH0oJgj2VgZ1haYv32u9vXFza8nMk810dNq9koo5YWlpbLMSTvsZzpZaokgiQObFDNxitesB9qGtT7+Dg==
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

2026-09-17T11:10:29.583942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153
observed 0ff5e9fd3f8defbf485d5f4957c7822f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.565470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/manifest.json
observed 0e8bc195aa95a7eca174b84481d5313e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.548434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/publication.md
observed f2bc2e07a30e38e96c8e131df8769414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.530254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/publication.txt
observed cbb9f29b707d4f3f66b58819774294fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.882927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153
observed 0ff5e9fd3f8defbf485d5f4957c7822f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.862506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/manifest.json
observed 0e8bc195aa95a7eca174b84481d5313e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.842589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/publication.md
observed f2bc2e07a30e38e96c8e131df8769414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.822471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047153/publication.txt
observed cbb9f29b707d4f3f66b58819774294fb...
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.