OpenTechnical

OT-2026-000098703

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000098703) never changes.

Identity and time

Publication numberOT-2026-000098703 · never reused
Internal UUID01a0aea2-42ae-7e36-affa-1c306a66fad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098703
StatusPUBLIC

Content hashes

Canonical text4f3d8661eb0854ddcc35bbd42372cbd080c7bf6fc0d6f1a44ab780817a7e0caa
Markdowndaec22a7aed86592843a592afe56633d5056ae8e313a6fbb8b161c83273e1fae
PDF
Publication pagea8317b584c95cbe1ea254f71a423934784b2453042103ac201ac23844112ec6d
Manifest3af0f9145ffc7fb9d31f90c5115f03e14c10079aa840b0869ac8d50a10cb703e

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
SignatureYNeLxou90n4Vb3bic21JLuSDEOrTz4tMJNC5BQlRPlyognwrGCYZJJkRXTZDCuMHyrG9/kt117wZh4k/4xsVDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:00.527493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098703
observed a8317b584c95cbe1ea254f71a4239347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.511532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098703/manifest.json
observed 3af0f9145ffc7fb9d31f90c5115f03e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.493851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098703/publication.md
observed daec22a7aed86592843a592afe56633d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.475261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098703/publication.txt
observed 4f3d8661eb0854ddcc35bbd42372cbd0...
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.