OpenTechnical

OT-2026-000054214

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000054214) never changes.

Identity and time

Publication numberOT-2026-000054214 · never reused
Internal UUID01a0ae85-b3a8-79b6-bc8b-3bdd3441a694 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054214
StatusPUBLIC

Content hashes

Canonical text514dc659dec4ff325179be98a9795068ed301bc9ab86269bfbb69d133263e3f0
Markdown92f5f6ca37fa4ae44a6325dd30d6953cf5a46479353d3dd90aa0a71eeff7e0f2
PDF
Publication page3a153bb58550e2eb30c5a6128cff3c1a96ad011a58bf86ed8c5cfb9e66fc0a87
Manifestdd968c9694f36bbba12ee5c84e9620ece78a27d394588687f4b9936da37fb81d

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
SignatureRza1e11ZdhtiaAw0wteRrur0liXwt5idqEKW3zN6Stt9wCA0T8Tmv9ldFEApLFUORJoUwmiMq/AjEc84rJNNCw==
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

2026-09-17T10:54:41.638379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054214
observed 3a153bb58550e2eb30c5a6128cff3c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:41.618710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054214/manifest.json
observed dd968c9694f36bbba12ee5c84e9620ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:41.586084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054214/publication.md
observed 92f5f6ca37fa4ae44a6325dd30d6953c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:41.564154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054214/publication.txt
observed 514dc659dec4ff325179be98a9795068...
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.