OpenTechnical

OT-2026-000053906

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000053906) never changes.

Identity and time

Publication numberOT-2026-000053906 · never reused
Internal UUID01a0ae85-735e-7534-a059-48d58102f31c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053906
StatusPUBLIC

Content hashes

Canonical text693ea8ce931395b2e89aed005217d8dde6c53be187bfcc4af629647f6183b8a4
Markdown9edae05eb90afa4669ad7d3835040fa5c64d3f4b7473aa67a76c2ecc63c4d7d8
PDF
Publication pagea8997d5f5505833509e52b29c31f615554e8a6b0aaac84aafa8753cabdad5842
Manifest4f440b155d4db65adc857f7b297c9e936c229d3283a850de230795fb4a12cdda

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
SignatureSb598/pyS15uSTv/hXSorIJ0OIdAwFvmW2ElzYoP1c456p3UzWMVbKVd+oXNst54e6cfjYqCYgNCDQP8Tp9JDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:46.515100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053906
observed a8997d5f5505833509e52b29c31f6155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:46.489742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053906/manifest.json
observed 4f440b155d4db65adc857f7b297c9e93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:46.469992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053906/publication.md
observed 9edae05eb90afa4669ad7d3835040fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:46.323423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053906/publication.txt
observed 693ea8ce931395b2e89aed005217d8dd...
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.