OpenTechnical

OT-2026-000048060

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000048060) never changes.

Identity and time

Publication numberOT-2026-000048060 · never reused
Internal UUID01a0ae7f-c423-74ee-936e-f18e54e54377 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048060
StatusPUBLIC

Content hashes

Canonical text31293ff263f8ca79a25608c991d787bb8331c2fea8a5231e727b68aadb288f46
Markdownda29fb10a5524a6ccf6aad9b8555a19cc29f56db96ad4f4688596b3b5ebf4a26
PDF
Publication page8db7eb2e27bdfdbb89528f04156ec6518191e8477c3a168d621a440b847554e2
Manifest2479d0dade650feb4f2ebeb8251767fa398e768442ac7020ad30875c3183f2e7

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
SignatureREDPTwCHtwgF7VCX+OoVp4pDEsdd2QKmTwrTlSQCg9jLi9j+7ybdGtOos2kuMIis/fTdmCYcEj8rByMtsae1DQ==
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

2026-09-17T11:06:04.269850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048060
observed 8db7eb2e27bdfdbb89528f04156ec651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.252576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048060/manifest.json
observed 2479d0dade650feb4f2ebeb8251767fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.235383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048060/publication.md
observed da29fb10a5524a6ccf6aad9b8555a19c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.216619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048060/publication.txt
observed 31293ff263f8ca79a25608c991d787bb...
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.