OpenTechnical

OT-2026-000062024

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000062024) never changes.

Identity and time

Publication numberOT-2026-000062024 · never reused
Internal UUID01a0ae8b-b8af-7547-9d8c-a9cc13548d3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062024
StatusPUBLIC

Content hashes

Canonical text219a8064f5b4ad593a513c823ec9abc3fbd73ffb10e234896a088370a1413c13
Markdown168da97dc787e65b2a85d218441883e1ac27a148d9543a337c6edb3d2b4aeb3f
PDF
Publication page2b81037536385fbdb2a76cc374b45cbd9a50fdcba958da6e5cab60b2748c38d3
Manifest6308e61aeb76672aa3c659998cb380fa44538fd68cab72ecc5a11a4befb7e94e

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
SignatureXScWF4MPuEc86xvzgeifb5Gt7lO3apVgjCm2hBwBTk8d+1CRGxppPa6fw0cc/nNUCmBOEU0OND1Haoc4YHgnAA==
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

2026-09-17T10:41:03.457653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062024
observed 2b81037536385fbdb2a76cc374b45cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.437960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062024/manifest.json
observed 6308e61aeb76672aa3c659998cb380fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.417335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062024/publication.md
observed 168da97dc787e65b2a85d218441883e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:03.397381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062024/publication.txt
observed 219a8064f5b4ad593a513c823ec9abc3...
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.