OpenTechnical

OT-2026-000055216

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000055216) never changes.

Identity and time

Publication numberOT-2026-000055216 · never reused
Internal UUID01a0ae86-a0ff-7d88-b949-92f9e0b44c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055216
StatusPUBLIC

Content hashes

Canonical text0b6ca1d71f4085d14a7814aa4b2df0bafc1349a69d82a8c37865f9772de3d150
Markdownb234809a8ebf07e4935919d8538408fa95325a74f633ad2cbaf06be04af42267
PDF
Publication page099dc6023eedc2ee37d03f4d239818f26c6d5cb6583d6ed4382266e2e494ddea
Manifest84e299c892d91f8ad9b58944daa0d1af9b026277c9aeb83ee4c295424e8a11b3

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
SignatureoGWIoBVeQA//kTdIJuS79OQ6wE03AmCAzscrZIc/sYBL2J7l8BKRbr64mhLsgv/aOzXd+BMsLxWGjwGCuA0zBg==
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

2026-09-17T10:51:47.561761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055216
observed 099dc6023eedc2ee37d03f4d239818f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.543978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055216/manifest.json
observed 84e299c892d91f8ad9b58944daa0d1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.525859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055216/publication.md
observed b234809a8ebf07e4935919d8538408fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.509504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055216/publication.txt
observed 0b6ca1d71f4085d14a7814aa4b2df0ba...
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.