OpenTechnical

OT-2026-000058996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off after set-down

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-2026-000058996) never changes.

Identity and time

Publication numberOT-2026-000058996 · never reused
Internal UUID01a0ae89-47a1-7aa6-a7eb-91cd82c5346b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058996
StatusPUBLIC

Content hashes

Canonical text1685b4ac31bb623e39abb8a3061ff243394d25ab1cfed910f75a0e12c168777f
Markdownc26fc91e02fed2e2f73c5cb527033b1686a7027df82fa9eb43eac1d1e6eff3d0
PDF
Publication page29c04ef1c544e0927683f0a8b18f2c248aa4552e3485b92100f8d1c16f0bc7e8
Manifest108ef7a682edd5fe161b7d76ab5c2b78c32fb4bea62419e089285ca137f995f3

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
SignaturemCH0pfDcKpiRTh593er2DuE2qc+V3QTYDiqy8gexll7kN6DHRJMCFllYComTfi2wA1/c8VdDUYSBQyb9V/0ZBA==
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...

Independent retrieval

2026-09-17T10:46:35.001907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058996
observed 29c04ef1c544e0927683f0a8b18f2c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.985873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058996/manifest.json
observed 108ef7a682edd5fe161b7d76ab5c2b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.967415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058996/publication.md
observed c26fc91e02fed2e2f73c5cb527033b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.942373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058996/publication.txt
observed 1685b4ac31bb623e39abb8a3061ff243...
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.