OpenTechnical

OT-2026-000051994

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000051994) never changes.

Identity and time

Publication numberOT-2026-000051994 · never reused
Internal UUID01a0ae83-e78e-7395-8810-4c19c79c7e69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051994
StatusPUBLIC

Content hashes

Canonical text0c8438a02a22c72cfb20b548185e3ca7af193c393d8e3f89b4650e1932de89d6
Markdown52232c0c9b84e6c780a594c447e815a2cb65d9e032e1ba220602c31ae13e6447
PDF
Publication pageef077dd9a2e06b265c2dce23a606dcad66c97d8b0694164d37667936199ad99d
Manifestf5fc18b74b79f55f6e3227d5a912eb3fbec509b84f28ed177b4c898cd94193e4

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
SignatureRRu8QJ0EjBSKWzF30B6UjSOemdR7qByF9VxSKep+91U0MTeJSErEusrINboXnKhiAonqffm8gD/q3uf5z5XcCg==
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

2026-09-17T10:57:29.884357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051994
observed ef077dd9a2e06b265c2dce23a606dcad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:29.866777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051994/manifest.json
observed f5fc18b74b79f55f6e3227d5a912eb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:29.849916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051994/publication.md
observed 52232c0c9b84e6c780a594c447e815a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:29.831246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051994/publication.txt
observed 0c8438a02a22c72cfb20b548185e3ca7...
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.