OpenTechnical

OT-2026-000060793

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented after 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-2026-000060793) never changes.

Identity and time

Publication numberOT-2026-000060793 · never reused
Internal UUID01a0ae8a-b7d0-7ee2-9bab-defebf4a9e70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060793
StatusPUBLIC

Content hashes

Canonical text6a4608543da211b545c201422be3f8255a3a0444c2c44b0c0b8e87d7dd7c1a03
Markdown1354a99c44db25f12442851cdc900368e6bd978afa428004b73223f34ac85d8d
PDF
Publication page4c735498e5291faf54f8175a4701278da77a47d9fbed9613eccbc1780bf0864d
Manifest1f47649aa385e5b2c2ccac8f8385e4ae73c76d848ea6d1000e720529532e4bcc

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
SignaturepcHPkzrntYwcqaQXSUoYbqPqY1LVnWOIzV7SLD8MCvWn92RTSr6sRRJ5124aACa5DiWGKBobrqrJRo2m70NyCg==
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...

Independent retrieval

2026-09-17T10:43:32.393169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060793
observed 4c735498e5291faf54f8175a4701278d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.377553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060793/manifest.json
observed 1f47649aa385e5b2c2ccac8f8385e4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.361175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060793/publication.md
observed 1354a99c44db25f12442851cdc900368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.342819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060793/publication.txt
observed 6a4608543da211b545c201422be3f825...
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.