OpenTechnical

OT-2026-000023683

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000023683) never changes.

Identity and time

Publication numberOT-2026-000023683 · never reused
Internal UUID01a0ae70-aed4-7861-a188-8f9a5436d760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023683
StatusPUBLIC

Content hashes

Canonical textdbe204dd29a3f30b4e4d11a24d9e83282547438b702dfc4ee932e242cf87f52f
Markdown04e95c0958633d064e7b0affe00a9ec91c99a5a7022754b84fa686d87674dc1d
PDF
Publication pagefe53a80d96145aaae5b3c3c76237bd8730fe47190d496fe07fe25e9955051095
Manifest991571a92c88b7741dbbf60e7e84b5888d73fb9ca2788f49fd9c89e80bdbab06

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
SignatureDiUnNpfEiY1c+jOV5V/e86VATEolSevGwAbOOQ9AtdvLEuENOfOqRHRhXvlzmnaEP5+qpglmYMU26dysahmtAQ==
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

2026-09-17T11:50:00.470135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023683
observed fe53a80d96145aaae5b3c3c76237bd87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:00.447919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023683/manifest.json
observed 991571a92c88b7741dbbf60e7e84b588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:00.428452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023683/publication.md
observed 04e95c0958633d064e7b0affe00a9ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:00.408086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023683/publication.txt
observed dbe204dd29a3f30b4e4d11a24d9e8328...
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.