OpenTechnical

OT-2026-000101002

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000101002) never changes.

Identity and time

Publication numberOT-2026-000101002 · never reused
Internal UUID01a0aea3-c377-75ff-bbc4-f5b6b9e8cc64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101002
StatusPUBLIC

Content hashes

Canonical textd3608ab524d30d4d4e6e60da87076c1c2a35d8b5f5a8592b96c568e293e35ba8
Markdown11c2195be548cd599f030f200c45738a0c4397a0c7478ab5bfbe7f54dff7fdbc
PDF
Publication page8cb5e3879e04e63bae5ee24c4ed78e5d9e327068e91c89c49a140133f6db484e
Manifest9e7cc06e0d1c39cbd714268a1c03766880902a40bf435fdebb586b00f07fea8e

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
Signature8hc7Wxz4qkQubvEizTGy4idGPQKPFzVok4MrOPQlKdyv76SPWyki9XwPBAXQTxdC0O9tp/Flo0bTO6GErYr9DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:36.291694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101002
observed 8cb5e3879e04e63bae5ee24c4ed78e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.272432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101002/manifest.json
observed 9e7cc06e0d1c39cbd714268a1c037668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.254470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101002/publication.md
observed 11c2195be548cd599f030f200c45738a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.236223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101002/publication.txt
observed d3608ab524d30d4d4e6e60da87076c1c...
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.