OpenTechnical

OT-2026-000052684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000052684) never changes.

Identity and time

Publication numberOT-2026-000052684 · never reused
Internal UUID01a0ae84-573c-7e23-9fe6-14337de58f47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052684
StatusPUBLIC

Content hashes

Canonical text275e1391a3f9b218ba702ae634169814b763b03741388a4848ed9089dafa88d7
Markdownee7763041bb353e8e4ad80100110a1bb53877aa9601a65bbb19004edddea9015
PDF
Publication page87b1c97e25979710af0c62aff28288d0d7b4860a893170e49befc2e25df06b3d
Manifestc1bce3ee29c22e4241d7e6835d4cea5ce6962d085fb478c614f778d4184c893e

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
SignaturewWbv3XjKer7hXkqfzNepXOWUyB+az8aiejMN6Vz1NypZ6A2MP+g/3/ns+gqfkMhEwnsHiUb0HUyI4v7lKm4oBQ==
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

2026-09-17T10:57:22.908230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052684
observed 87b1c97e25979710af0c62aff28288d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.891065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052684/manifest.json
observed c1bce3ee29c22e4241d7e6835d4cea5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.874009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052684/publication.md
observed ee7763041bb353e8e4ad80100110a1bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.855887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052684/publication.txt
observed 275e1391a3f9b218ba702ae634169814...
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.