OpenTechnical

OT-2026-000027784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000027784) never changes.

Identity and time

Publication numberOT-2026-000027784 · never reused
Internal UUID01a0ae72-a4a4-7d95-aa64-865bdcc2f67a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027784
StatusPUBLIC

Content hashes

Canonical text0e9fa37d9e823bc47ae9096d1c618a0bfe083ea72bdea79d29d47059afbee6de
Markdownccfd260a654ff99f98fa3bbcf3b5fe8e0928ef41d6a238b90d2ed203077a405b
PDF
Publication page5d65c2c2e43eb798ad863120b14e018a037db16483e93215b8ca6e834702c558
Manifest0db5196452101e5d31aa5215bfcbb4b57e739d1a21829e3bd6b649dcb1f6f964

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
SignatureGBkpVBw7CPbvprAyJf/0z7AlZ1iKGfLSKTrZ6lLLtjejkD3SLgV5e8tNw1ZMBT1tVx+whcII6TSfrH6PTnTBBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:41:47.012342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027784
observed 5d65c2c2e43eb798ad863120b14e018a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.993503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027784/manifest.json
observed 0db5196452101e5d31aa5215bfcbb4b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.973357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027784/publication.md
observed ccfd260a654ff99f98fa3bbcf3b5fe8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:46.949812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027784/publication.txt
observed 0e9fa37d9e823bc47ae9096d1c618a0b...
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.