OpenTechnical

OT-2026-000063517

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000063517) never changes.

Identity and time

Publication numberOT-2026-000063517 · never reused
Internal UUID01a0ae8c-f945-77ac-8af6-8f3a0b89204b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063517
StatusPUBLIC

Content hashes

Canonical text9f08b450103441da3ffe68785cb74538716528752758e964547ec8cdffdcaac7
Markdown52327c462857beb189ec3f120386167511cf28ecf9e75b1d72fd1303f0d30acf
PDF
Publication pageed586079cf0cb03055093963a6dcdf6126a6cc58d9ab539c38a223860f8385b8
Manifest177e19e079c4c01c3edf39d40d2996dc0a5daa41a080d16a78aa923f03b6cc56

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
SignatureEggRnHjqIsAoNxSa+s5Zw6fVKSSk/NbR3/ozTpWcSHa8hUZA5OVvVNuVWTeJm36M/eCZQyExz86ZgRp9gv3BCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:30.208937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063517
observed ed586079cf0cb03055093963a6dcdf61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.186519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063517/manifest.json
observed 177e19e079c4c01c3edf39d40d2996dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.163017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063517/publication.md
observed 52327c462857beb189ec3f1203861675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.142834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063517/publication.txt
observed 9f08b450103441da3ffe68785cb74538...
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.