OpenTechnical

OT-2026-000054410

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000054410) never changes.

Identity and time

Publication numberOT-2026-000054410 · never reused
Internal UUID01a0ae86-1282-708b-b8ba-dacb237f2119 · 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-2026-000054410
StatusPUBLIC

Content hashes

Canonical text2ed46c64ce715ff9031302bdd2c930b9d996ca91965eb05098b6a15d92e54fa4
Markdowna3b33e3e789e832bc317d6780c4ee6f6177745ffc444220b7d2e5276b8ea00e8
PDF
Publication page9e15c35aabc591267555b2b86b11b32c9dd50cdf5a28b77fc1bde4e5bc937cf5
Manifest1e5f508e89e47afa82d7207e9a3214016929471d6b5b7c2b619dde8efe0c47fb

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
SignatureIyPH1kMoow5XVQJIx4MM058etdQUxkz5VvYko7dOIwtayem2mTw9ZxU8PLJMKcQ9xtVu9vfb87cNGXOinoM5BA==
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

2026-09-17T10:53:23.441832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054410
observed 9e15c35aabc591267555b2b86b11b32c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.424983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054410/manifest.json
observed 1e5f508e89e47afa82d7207e9a321401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.407155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054410/publication.md
observed a3b33e3e789e832bc317d6780c4ee6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.390174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054410/publication.txt
observed 2ed46c64ce715ff9031302bdd2c930b9...
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.