OpenTechnical

OT-2026-000060886

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000060886) never changes.

Identity and time

Publication numberOT-2026-000060886 · never reused
Internal UUID01a0ae8b-12f1-7db7-ad11-c94def95e35d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060886
StatusPUBLIC

Content hashes

Canonical text546377915a942426940c4405cf89ec8f0e7e80a64ae2dc60dd16b146048d8b37
Markdownae4445629dec28f77ef903d20cac14e8acf67adef18f2c8ae1f31eabc3eacc09
PDF
Publication pageb95bd1eafc0095f1087a72883ae7f7614902eb90c3552c35a8fe7d9aa6bb6eb0
Manifest69ae1e5b6a9c628f0ed055410e773cd992a9c449c18fa971092ac6323f4d55e5

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
SignatureuW5hXo4MP2Wn3pusRrV76xRwu0iLsTLAAicPNJflfGaDZi1Lg/9tgQtp1ZNJd3Zs+TEXqT3FUTEA7ApeSFA2CA==
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

2026-09-17T10:41:37.250799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060886
observed b95bd1eafc0095f1087a72883ae7f761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.232064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060886/manifest.json
observed 69ae1e5b6a9c628f0ed055410e773cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.208732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060886/publication.md
observed ae4445629dec28f77ef903d20cac14e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.190584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060886/publication.txt
observed 546377915a942426940c4405cf89ec8f...
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.