OpenTechnical

OT-2026-000054577

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000054577) never changes.

Identity and time

Publication numberOT-2026-000054577 · never reused
Internal UUID01a0ae86-1283-7263-a72a-f760497818b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054577
StatusPUBLIC

Content hashes

Canonical text44e4c849a0ca6af2b02902b69835a03a080fd9f173652311b6542b0cd651b9dd
Markdowne6d74fec88fc444137b0501592683089e2cf81fae2242ae3aba9165705bfe361
PDF
Publication paged97baef7a9e23e5c382af697f09a128d33854b19bace0cf98f778ef460c7dddb
Manifest6640d46b96a859f85cd3c1f05fce0aa117a7abd1b64cdd61ea2062969ae6a295

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
SignatureMr9kKqB3yziZEObEAV3g5ulhlsMLdKSbNUDULqtUUMVbtcMVW1LupxyaS9vWq6DrJ8qswLIU3VHWxxlAm0plDQ==
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

2026-09-17T10:53:36.369822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054577
observed d97baef7a9e23e5c382af697f09a128d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.350565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054577/manifest.json
observed 6640d46b96a859f85cd3c1f05fce0aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.307495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054577/publication.md
observed e6d74fec88fc444137b0501592683089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.264507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054577/publication.txt
observed 44e4c849a0ca6af2b02902b69835a03a...
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.