OpenTechnical

OT-2026-000054634

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000054634) never changes.

Identity and time

Publication numberOT-2026-000054634 · never reused
Internal UUID01a0ae86-1284-7040-af36-8f691e57096c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054634
StatusPUBLIC

Content hashes

Canonical text9434dc9fde2ce21ed4d6fb88b41b6cb6616be7f9425981be49899e0ec590725d
Markdown0ef0d3f7786c6a36cdafed496a8cb622870113bb5457f4a7156012d3906bbe3c
PDF
Publication page4b0d6006c98ecc0acd32d78a2f62740392a2e75898c64dc0f2f590185c72f113
Manifest972e225c65fd5ad11e8f703c5cbec1cc7baf659ceaac25fa457895f6f586b877

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
SignatureWMOfz4Y2J7XNBd4faV51dbfQ5P2eGoNDyFupVWiAXKnG86PjsMJsHY7kFYMBuH8zH17f9EcFlUfe0yvkbxpYAw==
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

2026-09-17T10:53:41.871775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054634
observed 4b0d6006c98ecc0acd32d78a2f627403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.853267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054634/manifest.json
observed 972e225c65fd5ad11e8f703c5cbec1cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.835579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054634/publication.md
observed 0ef0d3f7786c6a36cdafed496a8cb622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.816490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054634/publication.txt
observed 9434dc9fde2ce21ed4d6fb88b41b6cb6...
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.