OpenTechnical

OT-2026-000057953

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000057953) never changes.

Identity and time

Publication numberOT-2026-000057953 · never reused
Internal UUID01a0ae88-6ed9-733c-9d4a-245cf0b49ef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057953
StatusPUBLIC

Content hashes

Canonical text41d605f1ead1cea014973456d11d2aac4be8826bde868dd719432532080dfc08
Markdown62d155cc143371fbdf920086130bfd898b572e4af5fd2f454178e120c539c6cc
PDF
Publication page0e3437b95eda99453326bc6d475a1ec9410437e77aae8dd141d9d550e0e72abe
Manifest08ea48057cd4b2355e9885c035bd1908e97cf4c2e47471159acac982ba224769

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
SignatureY0/VHzFr13pBVweo8n8XxN8bBCkHiGZNSKcqWcPKc2f6k1V4SGeVq/73tdGlyNGhHLLOoChMTbHyJpMYRdCCDw==
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

2026-09-17T10:47:34.233335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057953
observed 0e3437b95eda99453326bc6d475a1ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.215165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057953/manifest.json
observed 08ea48057cd4b2355e9885c035bd1908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.196230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057953/publication.md
observed 62d155cc143371fbdf920086130bfd89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:34.176842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057953/publication.txt
observed 41d605f1ead1cea014973456d11d2aac...
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.