OpenTechnical

OT-2026-000083879

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, sustained blow-off 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-2026-000083879) never changes.

Identity and time

Publication numberOT-2026-000083879 · never reused
Internal UUID01a0ae98-0418-7599-8495-1163da850982 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083879
StatusPUBLIC

Content hashes

Canonical textf055f5f156382662f30358a960f06e4b12777693eb5d3ac04c810f2e5c737f7e
Markdowne9f5866aac7465df723444e10f2e5e9cf3f3673272f029931c10b34d862a31d8
PDF
Publication page079de8d8f1706079f5452b3fd7c903a646497c43bf1198864985402ff0426d98
Manifest760e6358901413f99863cfd3fd718ff40bd6a57e476a16635120f8de87b1b9e2

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
SignatureQd9SlCFYYC3Yb9iFUcRX56COWJTESAdDpcbE4PznmKweydIc/8RfQcX9BmLYO1PKvlg/iPfxdWKeFbJ7u7y6Dw==
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

2026-09-17T10:00:13.735423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879
observed 079de8d8f1706079f5452b3fd7c903a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.714787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/manifest.json
observed 760e6358901413f99863cfd3fd718ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.696059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/publication.md
observed e9f5866aac7465df723444e10f2e5e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:13.252333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/publication.txt
observed f055f5f156382662f30358a960f06e4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.616374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879
observed 079de8d8f1706079f5452b3fd7c903a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.599258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/manifest.json
observed 760e6358901413f99863cfd3fd718ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.583376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/publication.md
observed e9f5866aac7465df723444e10f2e5e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:32.566520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083879/publication.txt
observed f055f5f156382662f30358a960f06e4b...
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.