OpenTechnical

OT-2026-000034164

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000034164) never changes.

Identity and time

Publication numberOT-2026-000034164 · never reused
Internal UUID01a0ae75-df0d-7d2f-84f8-09aa9dca2c40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034164
StatusPUBLIC

Content hashes

Canonical text76bd3eb26d5625e2cc23281d532560c05c62f32adbaaf3ccd1a756c715a04ace
Markdowna755323155281f95ab822bc788878572ca9d6ba90d56a6fb651b5a2ade5fbfba
PDF
Publication pageeae964bb496f27fba6037d6cdfd64bac140d41daf027b8017516a97c88018256
Manifestf11dd8b4005af6b6f4b91c3cce88c6939e11052f60c2cfb1e2db120081980dea

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
SignatureU3/diyCLYNeoFys1V3q0h4w1A6sCmdgsaQU1KnLeaOgH10q8RvmUUWKdmkpcUwIVk2/sj/3CLsTNyxe3EvJTAw==
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

2026-09-17T11:30:34.251139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034164
observed eae964bb496f27fba6037d6cdfd64bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.235324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034164/manifest.json
observed f11dd8b4005af6b6f4b91c3cce88c693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.217794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034164/publication.md
observed a755323155281f95ab822bc788878572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.199667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034164/publication.txt
observed 76bd3eb26d5625e2cc23281d532560c0...
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.