OpenTechnical

OT-2026-000102836

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000102836) never changes.

Identity and time

Publication numberOT-2026-000102836 · never reused
Internal UUID01a0aea4-858c-74dc-b5af-6315a06b975c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102836
StatusPUBLIC

Content hashes

Canonical text97524a67b09c1e6aedd11dc02ef041cb623425083658216bd8b962cb488e8739
Markdownffe5e7b789bb103fc4a6dd44f978056d9d893c75064918336cf247f909352e40
PDF
Publication page4c09b18b8f55cd7923d660e6c97a232a3cdfa24996eaac0fc8a2ddf01e2bdb49
Manifest6144b8b7fcbde4abe8af52b2d72ff9ff2351c97b9c3b32e66c92800efa96a67e

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
SignatureffkhYZPnOGkxTlLosIQXjXwO8nh4F3EIQEKI8UGZRcqZvRSUgPElZcv1MlWJuvj3CsmpTTtU41NzermMljsvCQ==
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

2026-09-17T09:24:22.438263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102836
observed 4c09b18b8f55cd7923d660e6c97a232a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.420533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102836/manifest.json
observed 6144b8b7fcbde4abe8af52b2d72ff9ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.401848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102836/publication.md
observed ffe5e7b789bb103fc4a6dd44f978056d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.384296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102836/publication.txt
observed 97524a67b09c1e6aedd11dc02ef041cb...
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.