OpenTechnical

OT-2026-000100695

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100695) never changes.

Identity and time

Publication numberOT-2026-000100695 · never reused
Internal UUID01a0aea3-66f3-75d6-b29b-c03b02cf446d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100695
StatusPUBLIC

Content hashes

Canonical textd806d3294f0888dedae280b178ab34da70302ff602a8e6983ef1440d51215dae
Markdowne9fac2a2e635b601854f993054c5d91b0f14b71dd998f1d7d9fe5a5caa7ecdea
PDF
Publication page809d62442d2665f6752dcc9e26a05d7227e0a637f1e376abbf797da12000e1f5
Manifest20aed2621f6713a19cb5e91136ef8f4f34f50da91facca2d8341827decfb2cac

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
Signature5Mu1b3Bph2rcMAHenzqqWZVrURN45Pcw/pt8IzCoh5CYUrDmbQsxipYDtibWDU5odW740kHYVKJOzrpwJisWAA==
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

2026-09-17T09:27:30.787720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100695
observed 809d62442d2665f6752dcc9e26a05d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:30.767672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100695/manifest.json
observed 20aed2621f6713a19cb5e91136ef8f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:30.749564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100695/publication.md
observed e9fac2a2e635b601854f993054c5d91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:30.733040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100695/publication.txt
observed d806d3294f0888dedae280b178ab34da...
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.