OpenTechnical

OT-2026-000037933

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000037933) never changes.

Identity and time

Publication numberOT-2026-000037933 · never reused
Internal UUID01a0ae77-f88a-7835-bffc-ed127c5f8a79 · 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-2026-000037933
StatusPUBLIC

Content hashes

Canonical textbbc0a01fd124a69fbfc19e38c50e02f04fffee5dd0b6e94ef1a450ad7249bc69
Markdownade52a4f4ab17e4fc6885a66b45731d8254cac5579a8078d98b1ff9c4645c9b5
PDF
Publication pageeaa51aca8f41b0bde5e6f2d7a71985659cfcdb0a3c1a2112e6763a97daacd7f2
Manifest1bc4e7aa109a2bd999a9726efb9564387d5f383e2baadd115218b8a9462bd3e0

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
SignaturemwVCmF9qFZF39IAdf67GD6dQOkRBslQJkSc0w0NFA4VKWKTV9gbXoKOgPmDxt8iKzZqwUH3wEoE0vbwt29PMAQ==
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

2026-09-17T11:23:12.913817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037933
observed eaa51aca8f41b0bde5e6f2d7a7198565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.896691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037933/manifest.json
observed 1bc4e7aa109a2bd999a9726efb956438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.878343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037933/publication.md
observed ade52a4f4ab17e4fc6885a66b45731d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.857425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037933/publication.txt
observed bbc0a01fd124a69fbfc19e38c50e02f0...
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.