OpenTechnical

OT-2026-000052513

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000052513) never changes.

Identity and time

Publication numberOT-2026-000052513 · never reused
Internal UUID01a0ae84-573a-7a8e-af62-16821bc3dc18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052513
StatusPUBLIC

Content hashes

Canonical text5d1a949632823c7b83d4634f19412a9ad50973cc3484706a09f43b700d099fcc
Markdown9d526067d4a28c70b3f44b7c1c9503dda0ccfb874212f0cc8ae282e248c3b521
PDF
Publication page1e53ac2e65fa96efd0103282799bb9a5b4ce5964704b2d863227a1a5bffa81e3
Manifest12270fbc489f1b408aeac87e1b81d23490e6a5dac53fd18de9f99e209055933d

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
SignatureiBFG40lDA8oDA+Tihn/dic8/GKylKuY1iVG04D4GItmDbW5Ep+7UFaJniCeLi91ywqqBlkyn47Aw5Du5ZWARCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:09.325050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052513
observed 1e53ac2e65fa96efd0103282799bb9a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.306697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052513/manifest.json
observed 12270fbc489f1b408aeac87e1b81d234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.290017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052513/publication.md
observed 9d526067d4a28c70b3f44b7c1c9503dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.274369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052513/publication.txt
observed 5d1a949632823c7b83d4634f19412a9a...
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.