OpenTechnical

OT-2026-000015947

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off 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-2026-000015947) never changes.

Identity and time

Publication numberOT-2026-000015947 · never reused
Internal UUID01a0ae6e-0c4d-7e96-8922-5d33ff603ac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015947
StatusPUBLIC

Content hashes

Canonical text2d3ec9d808400a9bf815f91b5e5ca9eca968a22d6a587daaa7428df66bea2b62
Markdownb161d3d4ab77c5656f81522a91712086f36641f1b2b45a5f01dde83a7e492b4c
PDF
Publication pagee9db81e1827cc8da63cc565aa15ad2e078072493daf7ee385d64fe5e4e41f068
Manifest8bccdd522c02e3d89d9d2133dad5f77b1a5c41babb3eced8899f345649c754e1

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
Signature0k/nNvKCX7GUj2Yh4mMxtv+CSseeJp4MIxcZzkAdC18tIZv1Dnp+skQU0bi0h27wCfLRjZsWCLPvU2qluYXBCw==
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

2026-09-17T12:05:25.534002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015947
observed e9db81e1827cc8da63cc565aa15ad2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:25.508628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015947/manifest.json
observed 8bccdd522c02e3d89d9d2133dad5f77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:25.482232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015947/publication.md
observed b161d3d4ab77c5656f81522a91712086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:25.454345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015947/publication.txt
observed 2d3ec9d808400a9bf815f91b5e5ca9ec...
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.