OpenTechnical

OT-2026-000063488

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000063488) never changes.

Identity and time

Publication numberOT-2026-000063488 · never reused
Internal UUID01a0ae8c-f944-7d1f-b4c7-0a712bce3175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063488
StatusPUBLIC

Content hashes

Canonical text26394b1a6002faaf08030b5e8307a35d3169b78a431f8dc2c4b337c01a0cbc49
Markdown79a9afa3158c049c63f8501e4ba420f8a36350619a5f558aaa4d0d9e82eff478
PDF
Publication page5c9d587501c778818b6113c2e53ddf9e852188ab9c0b21c3de3b049a6b5d55c1
Manifestf30cdd1a83d28756d7690c25ecc650bdf0b223a19602bb8698d585385971d23c

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
SignatureaENX2lUavkBJdIYFeeOwmTs6P3tq3szATA25tdbvyvGcq+z6Hrepop71/VQms1H4hMLn8mdbewUhx2nnjVGRCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:27.851456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063488
observed 5c9d587501c778818b6113c2e53ddf9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.832479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063488/manifest.json
observed f30cdd1a83d28756d7690c25ecc650bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.811877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063488/publication.md
observed 79a9afa3158c049c63f8501e4ba420f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.792478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063488/publication.txt
observed 26394b1a6002faaf08030b5e8307a35d...
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.