OpenTechnical

OT-2026-000037532

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000037532) never changes.

Identity and time

Publication numberOT-2026-000037532 · never reused
Internal UUID01a0ae77-b8ce-7116-a9cd-210258270b49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037532
StatusPUBLIC

Content hashes

Canonical textcecdd967e0fc8b4f98447c44d0084c2b932867223f83eb8fb36535638ab37199
Markdown24db23d90d0c552b6829f0000a6e2ba0b0d3a5b3d379b88681cf2cc79c71f9cf
PDF
Publication pagedfd4a9595efb053f556c58914e5adb9712e9cd734c8468fa960f15cfcc3cc07b
Manifestd5bc2beb6e72c46d2976126cb1503a089fbd424e19e10b1841ffb295a3b3f3bb

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
SignaturelFi2leEod537AbY1AJpnDtvYD3qrKbW5T3ozJQAl1/kVCHys7BG2aa/QfGM0rP6NKI9hNXmDw4AyMiYItZ/qBw==
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

2026-09-17T11:24:04.067538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037532
observed dfd4a9595efb053f556c58914e5adb97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.049620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037532/manifest.json
observed d5bc2beb6e72c46d2976126cb1503a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.031933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037532/publication.md
observed 24db23d90d0c552b6829f0000a6e2ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.014939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037532/publication.txt
observed cecdd967e0fc8b4f98447c44d0084c2b...
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.