OpenTechnical

OT-2026-000055852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000055852) never changes.

Identity and time

Publication numberOT-2026-000055852 · never reused
Internal UUID01a0ae87-0a49-79aa-a527-856520c07bab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055852
StatusPUBLIC

Content hashes

Canonical text4f98cab711e4accac6f416114bf58355d7ba07793dc38ee0e60c3f46a2e95c0d
Markdowndaad2f16ce496b75115d47db3f63b9897562bb0bed3e58d6429bead454ecc5b5
PDF
Publication page994509b7ecea38dd44f074fc6d60dc49d1408e34b83ae5f7dc80fbb8801bed3d
Manifest3fd63f36ebd5ec7eb9f8426c99c6307701af996bc2e0b28946608527a1531fdc

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
Signature3XZhgFeJDzyIT3n1ZsrfqhLCULR2qGW7Z1CHwbaw2sM/s8DQcqoIKfRqnCFRktoCixt0P1wO2+CDIRNx82CgAw==
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

2026-09-17T10:51:14.778218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055852
observed 994509b7ecea38dd44f074fc6d60dc49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.760231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055852/manifest.json
observed 3fd63f36ebd5ec7eb9f8426c99c63077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.744004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055852/publication.md
observed daad2f16ce496b75115d47db3f63b989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.726211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055852/publication.txt
observed 4f98cab711e4accac6f416114bf58355...
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.