OpenTechnical

OT-2026-000051295

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051295) never changes.

Identity and time

Publication numberOT-2026-000051295 · never reused
Internal UUID01a0ae83-2740-7b9e-9f71-89570b116096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051295
StatusPUBLIC

Content hashes

Canonical text6d50fe22f4746c2b31a786d851bc35a247484ae59a0a08fc0dc8a77fe1e9fd51
Markdownc3fde8a3aea036906257e5e2c99100b2c682767a98cf8a1a1bb0874ce26cd5bc
PDF
Publication page593b9181649ba36a775aaa5479041538fff6fe00ead6239f1d008f0e72ed3de6
Manifestd845d2e80c46222ab488de8478caea077ce7b655f5800cb6d34babc4846a9446

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
Signature4R+izcVJg5aA+Bfwd1/ZOIHt59Op1MRkMCFMaQWC94CCjunbFQ0vM/TP2jPxSWL5+HebOXR8JKiPYHpjHw13CQ==
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

2026-09-17T10:59:06.372032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051295
observed 593b9181649ba36a775aaa5479041538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.352631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051295/manifest.json
observed d845d2e80c46222ab488de8478caea07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.331587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051295/publication.md
observed c3fde8a3aea036906257e5e2c99100b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.310703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051295/publication.txt
observed 6d50fe22f4746c2b31a786d851bc35a2...
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.