OpenTechnical

OT-2026-000037765

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000037765) never changes.

Identity and time

Publication numberOT-2026-000037765 · never reused
Internal UUID01a0ae77-f889-7769-96e7-bb524a3f7007 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037765
StatusPUBLIC

Content hashes

Canonical text227e2389b94c8ee697acab2bbcb5e013f59526ea185ab333022868acd911479a
Markdown20178a6e0909a9aefb6560803dec720dc7a67c7d22476dae783268618a919976
PDF
Publication pagef7bc98285c86ad3734b9f609eee586fc0eb8f512e4450e70e0f1df904e66941b
Manifest5f6251c9e9792602f8ae875a28ddf12f3859e063e2002a2917e332753137c34f

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
Signaturez1wbQU2S0fqP1xQ+qZaKN5aBCVBWN3EIvegBcsMJFDwMH5L0wslh7a4h5Vc+6BrdtxnGAtMr/TUP7/PFS7rOBQ==
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

2026-09-17T11:22:59.719597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037765
observed f7bc98285c86ad3734b9f609eee586fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.701873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037765/manifest.json
observed 5f6251c9e9792602f8ae875a28ddf12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.684342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037765/publication.md
observed 20178a6e0909a9aefb6560803dec720d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.665895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037765/publication.txt
observed 227e2389b94c8ee697acab2bbcb5e013...
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.