OpenTechnical

OT-2026-000047432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000047432) never changes.

Identity and time

Publication numberOT-2026-000047432 · never reused
Internal UUID01a0ae7f-3e58-743a-b877-aaf5b05e8f0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047432
StatusPUBLIC

Content hashes

Canonical textb88714eed872e8a58b014cc982bd3c2ee6a9722f5f7ed41d088c1b0f97e2c9c6
Markdownfe1d941af6adbd971c053a918ca8e7816e64e60fba2e6349a1aa7eb015837b4b
PDF
Publication page9714ce449264b8e717a9480f7ced2d9a5d09ff3898782a5c71fe2b506f5e0657
Manifest260f188f8634dac58fdf7b503c997088e38a87c4eeffd91456e1fbcc447748a8

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
SignatureGqCUY444fnRt0JT8qk2G3yCz6Ga+8il+9jysYZlFOu3Japdu+iIWfwgNgxux68dzpQF12Z8O+TYYeq1VqlTyCw==
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

2026-09-17T11:06:26.509236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047432
observed 9714ce449264b8e717a9480f7ced2d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.490394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047432/manifest.json
observed 260f188f8634dac58fdf7b503c997088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.468291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047432/publication.md
observed fe1d941af6adbd971c053a918ca8e781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.448087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047432/publication.txt
observed b88714eed872e8a58b014cc982bd3c2e...
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.