OpenTechnical

OT-2026-000102404

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000102404) never changes.

Identity and time

Publication numberOT-2026-000102404 · never reused
Internal UUID01a0aea4-8589-75d8-af45-7b7c9ae34503 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102404
StatusPUBLIC

Content hashes

Canonical text4ee8d56bec1790fa2fa118e80e6487aa74020441cf0263f7c22457504894ecc7
Markdown927cc24f43a84249858b1906b3ad993d7519e9e224b3f227abacf5688810cdf3
PDF
Publication page5b0cae1ce9f8bc0a3045a2c90f4f7ca53d716a6abe43e0898146f19cee8ad94b
Manifest421d973abe332a9a1f7d7b811ddafb14ddae204e049aca290cac2c2225288dca

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
SignatureD6Lah3dyZn1UBaLWp2fJuytueSd5MkAjBfKQsHIhcICGSRLSMNHlFdXfR5ZBgaC+n2QCUL6GmYs/COm8VXLODA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:44.690601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102404
observed 5b0cae1ce9f8bc0a3045a2c90f4f7ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.672171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102404/manifest.json
observed 421d973abe332a9a1f7d7b811ddafb14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.651104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102404/publication.md
observed 927cc24f43a84249858b1906b3ad993d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.628798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102404/publication.txt
observed 4ee8d56bec1790fa2fa118e80e6487aa...
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.