OpenTechnical

OT-2026-000048677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000048677) never changes.

Identity and time

Publication numberOT-2026-000048677 · never reused
Internal UUID01a0ae80-c32b-7259-a001-2fc6bb39edc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048677
StatusPUBLIC

Content hashes

Canonical textec4be4ea9521b4128b30c53fb8f2ff14c5fe3e19aa08f2b17fc8cbfd335ebd5a
Markdown3ea968a130f416d23dd3667ad65ddd8dd6c456ee6e3886bd4fcb25e04c2d1c16
PDF
Publication page1e0224864caf54d48a88067a6e256e3526612a735526919350b4f603aea48c06
Manifestb456c1cf95fb94159e2d2efb5f0b88e202f36d59cdee1543bcc5433402151ad9

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
SignatureQaNtJrwW06/dGZ5yS8LDvAJcaJThUJIBY63Q8YltMucPCoYD087AXPIxTozDXI4mHb1MwCgzED50gqc0bbTlBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:18.125875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048677
observed 1e0224864caf54d48a88067a6e256e35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.105151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048677/manifest.json
observed b456c1cf95fb94159e2d2efb5f0b88e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.084558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048677/publication.md
observed 3ea968a130f416d23dd3667ad65ddd8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:18.064417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048677/publication.txt
observed ec4be4ea9521b4128b30c53fb8f2ff14...
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.