OpenTechnical

OT-2026-000035425

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000035425) never changes.

Identity and time

Publication numberOT-2026-000035425 · never reused
Internal UUID01a0ae76-6a20-7088-86c0-d19b8f031017 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035425
StatusPUBLIC

Content hashes

Canonical text71af8d1208d37867a0493877f1a0bc3776975ffd883193b6d6c9708a2a29ef21
Markdowne78f8fe326df803045c0bd98febcd3cee603c9e88b98c565df037f32102a3bae
PDF
Publication page764c3f1e43499a65c8c2e2b2e569f1371d6455a22d05977775e2a866fafa0351
Manifestd708be08f80ec6277c782d7ec935123aefb644bcefeac93e4c259059e43de89a

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
Signature7MzhU1x+R5NFVAMzjB13NUBRfpTkwCUix1C7O9s3guo1+op1b+ytZKbA9rOLH31AECjk9tQs1ndNPMqtPUoIAQ==
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

2026-09-17T11:28:44.108806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035425
observed 764c3f1e43499a65c8c2e2b2e569f137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.091547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035425/manifest.json
observed d708be08f80ec6277c782d7ec935123a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.073913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035425/publication.md
observed e78f8fe326df803045c0bd98febcd3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.055731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035425/publication.txt
observed 71af8d1208d37867a0493877f1a0bc37...
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.